【多选题】
不平衡产生的基本原因有:___
A. 设计误差
B. 材料缺陷
C. 加工误差
D. 装配误差
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答案
ABCD
解析
暂无解析
相关试题
【多选题】
下列哪种焊接方法在焊接过程中有液态金属出现?___
A. 摩擦焊
B. 磁弧焊
C. 凸焊
D. 熔化极气体保护焊
【多选题】
下列过程变量中,与磁弧焊有关的是:___
A. 送丝速度
B. 顶锻压力
C. 焊接电压
D. 保护体气流量
【多选题】
表面前处理是油漆前的重要道序,将被涂物处理后使其满足喷漆要求。如果前处理效果不佳,会造成哪些影响:___
A. 耐腐蚀效果不佳
B. 结合力效果不佳
C. 漆膜颜色发灰、发白 
D. 表面缩孔
【单选题】
挠性联轴器属于___
A. 等速万向节
B. 有减震作用的不等速万向节
C. damper
D. 减震圈
【单选题】
虎克传动轴临界转速对应几阶弯曲频率___
A. 1阶
B. 2阶
C. 3阶
D. 4阶
【单选题】
铆压十字节如何控制摆动扭矩___
A. 铆压力
B. 铆压距离
C. 钢碗直径
D. 耳孔直径
【单选题】
十字万向节原则上的使用条件是:转速×摆角≤___
A. 12000
B. 15000
C. 18000
D. 21000
【单选题】
以下哪个参数与传动轴临界转速无关___
A. 重量
B. 长度
C. 直径
D. 跳动
【单选题】
以下哪个参数与不平衡量无关___
A. 跳动
B. 圆周间隙
C. 质量分布不均匀
D. 转速
【单选题】
使用挠性联轴器时以下哪个参数不需考虑___
A. 扭矩
B. 布置角度
C. 转向
D. 密封性
【单选题】
减震器原则上应布置在传动轴什么位置___
A. 动力输入端
B. 动力输出端
C. 中部
D. 任何位置
【单选题】
外花键的实际齿厚包含了以下哪个误差___
A. 形状误差
B. 相位误差
C. 螺旋角误差
D. 综合误差
【单选题】
以下哪个节是固定节___
A. PDO3-33M
B. AC1700
C. HSVL-3300
D. PC1-29
【单选题】
增加内置减震器是为了改变传动轴哪个参数___
A. 移距
B. 摆角
C. 重量
D. 弯曲频率
【单选题】
以下那种配合属于过渡配合___
A. K7/h6
B. H7/h6
C. H7/d6
D. N7/h6
【单选题】
动平衡转速对不平衡量的影响如何___
A. 变大
B. 变小
C. 几乎无影响
D. 不清楚
【单选题】
下面哪个不是影响花键压入力的因素___
A. 实际齿厚
B. 作用齿厚
C. 螺旋角
D. 花键加工长度
【单选题】
PXS节有几个球道___
A. 6
B. 8
C. 10
D. 9
【单选题】
_____的功能是将传动轴传来的动力分配给左右半轴,并允许左右半轴以不同速度旋转,保证汽车有良好操纵性___
A. 分动器
B. 差速器
C. 主减速器
D. 离合器
【单选题】
按图号标准,以下哪个图号不是锻件图号___
A. 2100240201
B. 8179540703
C. 9159013201
D. 9000043201
【单选题】
以下哪个状态码是锻件的状态码___
A. 21
B. 31
C. 51
D. 71
【单选题】
以下哪类零件使用的毛坯不是锻件___
A. 突缘叉
B. 齿轮轴
C. 外星轮
D. 球笼
【单选题】
按外购锻件标记标准,以下哪个标记是必需的___
A. 供应商标记
B. 材料标记
C. 模具号标记
D. 炉号标记
【单选题】
SX节的最大摆角是___
A. 46°
B. 48°
C. 50°
D. 52°
【单选题】
SX节的球笼使用的是什么材料___
A. SAE8617H
B. 45B2M
C. 20MnCr5
D. UC1
【单选题】
以下万向节中,传动效率最高的是___
A. RF
B. UF
C. SX
D. AC
【单选题】
SX节目前还存在以下哪种设计缺陷___
A. 起步异响
B. 高温异响
C. 低温异响
D. 起步抖动
【单选题】
标准设计中,以下哪种节型回转半径最小___
A. ACi4100
B. UF3-41
C. SX8.1-41
D. UFi4100
【单选题】
以下哪种节型使用的是8钢球的设计___
A. UF
B. AC
C. SX
D. RF
【单选题】
以下哪种节型使用了S型球道的设计___
A. SX
B. AC
C. UF
D. RF
【单选题】
以下哪种油脂的综合性能最好___
A. H15
B. Optimol 2LN 584/LO
C. Olci
D. Renolit LX CVH/2
【单选题】
下面哪个不是球节___
A. VL
B. AC
C. DO
D. GI
【单选题】
下面哪个不是移动节的功能___
A. 传递运动
B. 传递扭矩
C. 传递方向
D. 补偿位移
【单选题】
下面哪个节不能用在轮端___
A. VL
B. AC
C. AAR
D. UF
【单选题】
以下哪个节是固定节___
A. SX
B. VL
C. DO
D. GI
【单选题】
以下哪个节是移动节___
A. VL
B. SX
C. UF
D. AC
【单选题】
UF节的最大摆角是___
A. 50度
B. 47度
C. 46度
D. 45度
【单选题】
AC节的球道运动轨迹是___
A. 直线
B. 圆弧
C. 椭圆
D. S型
【单选题】
固定节的装配顺序是___
A. 先组装内星轮和球笼,再装钢球,最后装外星轮
B. 先组装钢球和球笼,再装内星轮,最后装外星轮
C. 先组装内星轮和球笼,再放入外星轮,最后装钢球
D. 先组装外星轮和球笼,再放入内星轮,最后装钢球
【单选题】
以下哪种轴不是中间轴___
A. 实轴
B. 连接轴
C. WTS轴
D. MTS轴
推荐试题
【多选题】
Which two attack types can be prevented with the impleme ntation of a Cisco IPS solution?___
A. DDos
B. man-in-the-middle
C. worms
D. ARP spoofing
E. VLAN hopping
【多选题】
choose four___
A. DHCP snooping ——————————blocks DHCP messages
B. Dynamic ARP inspection——————verifies IP-to-MAC traffic on untrusted ports
C. IP sources guard ——————————provides layer 2 interface security with ports ACLs
D. Port security————————————mitigates MAC-address spoofing at the access interface
【多选题】
choose four___
A. Step1————————run the system setup wizard
B. Step2————————add an authentication realm
C. Step3————————configure identity management
D. Step4————————configure directory group
【多选题】
What are two advanced features of the Cisco AMp solution for endpoints ___
A. contemplation
B. foresight
C. sandboxing
D. reputation
E. reflection
【多选题】
Which two characteristics of RADIUS are true?___
A. It encrypts only the password between user and server.
B. It uses TCP ports 1812/1813
C. It uses UDP ports 1812/1813.
D. It uses UDP port 49
E. It uses TCP port 49
【多选题】
What are two challenges of using a network-based IPS? ___
A. It is unable to determine whether a detected attack was successful
B. It requires additional storage and proce ssor capacity on syslog servers
C. As the network expands, it requires you to add more sensors.
D. It is unable to detect attacks across the entire network
E. It must support multiple operating systems.
【多选题】
What are two default be haviors of the traffic on a zone-based firewall?___
A. Traffic within the self -zone uses an im plicit deny all.
B. All traffic between zones is implicitly blocked
C. Communication is allowed between interfadAss that are members of the same zone
D. Communication is blocked between interfaces that are members of the same zone
E. The CBAC rules that are configured on router interfaces apply to zone interfaces
【多选题】
Which two advantages does the on-premise model for MDM deployment have over the cloud-based model?___
A. The on-premise model is easier and faster to de ploy than the cloud-based model
B. The on-premise model is more scalable than the cloud-based model
C. The on-premise model is generally less expensive than the cloud-based model
D. The on-premise model generally has less latency than the cloud- based model.
E. The on-premise model provides more control of the MDM solution than the cloud
【多选题】
Which two actions can an end usts take to manage a lost or stolen device in Cisco ISE? ___
A. Activate Cisco ISE End point Protection Services to quarantine the device.
B. Add the mac address of the device to a list of blacklisted devices
C. Force the device to be locked with a PIN
D. Request revocation of the digital certificate of the device.
E. Reinstate a device that the user previously marked as lost or stolen
【多选题】
Which two problems can arise when a proxy firewall serves as the gateway between networks?___
A. It can prevent content caching
B. It can limit application support
C. It is unable to prevent direct connections to other networks
D. It can cause reduced throughput.
E. It is unable to provide antivirus protection
【多选题】
When using the Adaptive Security Device Manager(ASDM), which two methods are available to add a new root certificate?___
A. Use sCep
B. Install from SFTP server
C. Install from a file
D. Use Https
E. Use LDAP
【多选题】
Which two are considered basic security principles?___
A. Accountability
B. Redundancy
C. High Availabilit
D. Integrity
E. Confidentiality
【多选题】
Which two roles of the Cisco WSA are true?___
A. IPS
B. firewall
C. antispam
D. web proxy
E. URL filter
【单选题】
Which next-generation encryption algorithm supports four variants?___
A. SHA-2
B. SHA-1
C. MD5
D. HMAC
【单选题】
What aims to remove the abil ity to deny an action?___
A. Non-Repudiation
B. Accountability
C. Integrity
D. Deniability
【单选题】
Which statements about the native VLAN is true ?___
A. It is susceptible to VLAN hopping attacks.
B. It is the Cisco recommended VLAN for switch-management traffic
C. It is most secure when it is a ssigned to vLAn 1.
D. It is the cisco-recomme nded vlan for user traffic
【单选题】
There are two versions of IKE:IKEv1 and IKEv2. Both IKEv1 and IKEv2 protocols operate in phases IKEv1 operates in two phases. IKEv2 operates in how many phases?___
A. 2
B. 3
C. 4
D. 5
【单选题】
What does the dh group refer to?___
A. length of key for hashing C
B. length of key for encryption
C. tunnel lifetime key
D. length of key for key exchange
E. length of key for authentication
【单选题】
Which path do you follow to enable aaa through the SDM ?___
A. Configure Tasks > AAA
B. Configure > Addition Authentication > AAA
C. Configure > AAA
D. Configure > Additional Tasks > AAA
E. Configure Authentication > AAA
【单选题】
which technology cloud be used on top of an MPLS VPN to add confidentiality ?___
A. IPsec
B. 3DES
C. AES
D. SSL
【单选题】
Which term is most closely aligned with the basic purpose of a SIEM solution? ___
A. Non-Repudiation
B. Accountability
C. Causality
D. Repudiation
【单选题】
You have just deployed SNMPv3 in your environment, Your manager asks you to make sure that our SNMP agents can only talk to the SNMP Manager. What would you configure on your SNMI agents to satisfy this request?___
A. A SNMP View containing the SNMP managers
B. Routing Filter with the SNMP managers in it applied outbound
C. A standard ACL containing the SNMP managers applied to the SNMP configuration
D. A SNMP Group containing the SNMP managers
【单选题】
Which feature prevents loops by moving a nontrunking port into an errdisable state when a BPDU is received on that port?___
A. BPDU filte
B. DHCP snooping
C. BPDU guard
D. Port Fast
【单选题】
Which command enables port security to use sticky MAC addresses on a switch?___
A. switchport port-security violation restrict
B. switchport port-security mac-address sticky
C. switchport port-security violation protect
D. switchport port-security
【单选题】
When you edit an IPS subsignature, what is the effect on the parent signature and the family of subsignatures?___
A. The change applies to the parent signature and the entire family of subsignatures
B. The change applies to the parent signature and the subsignature that you edit
C. The change applies only to subsignatures that are numbered sequentially after the subsignature that you edit
D. Other signatures are unaffected, the change applies only to the subsignature that you dit
【单选题】
Which type of mechanism does Cisco FirePOWER de ploy to protect ag detected moving across other networks?___
A. antivirus scanning
B. policy-based
C. reputation-based
D. signature-based
【单选题】
What action must you take on the ise to blacklist a wired device?___
A. Locate the switch through which the device is connected and push an a cl restricting all access by the device
B. Issue a CoA request for the de vice's mac address to each access switch in the network
C. Revoke the device's certificate so it is unable to authenticate to the network
D. Add the device's MAc address to a list of black listed devices
【单选题】
Which type of firewall can perform deep packet inspection?___
A. packet-filtering firewall
B. stateless firewall
C. application firewall
D. personal firewall
【单选题】
What is the main purpose of Control Plane Policing?___
A. to prevent exhaustion of route-proce ssor resources
B. to organize the egress packet queues
C. to define traffic classes
D. to maintain the policy map
【单选题】
Which attack can be prevented by OSPF authentication?___
A. smurf attack
B. IP spoofing attack
C. denial of service attack
D. buffer overflow attack
【单选题】
What is the best definition of hairpinning?___
A. ingress traffic that traverses the outbound interface on a device
B. traffic that enters one interface on a device and that exits through another interface
C. traffic that enters and exits a device through the same interface
D. traffic that tunnels through a device interface
【单选题】
Which SNMPv3 security level provides authentication using HMAC with MD5, but does not use encryption?___
A. authPriv
B. authNo Priv
C. noAuthNoPriv
D. NoauthPriv
【单选题】
You have implemented a dynamic blacklist, using security intelligence to block illicit network activity. However, the blacklist contains several approved connections that users must access for usiness pur poses. Which action can you take to retain the blacklist while allowing users to access the approve d sites?___
A. Create a whitelist and manually add the approved addresses.
B. Disable the dynamic blacklist and deny the specif ic address on a whitelist while permitting the others
C. Edit the dynamic blacklist to remove the approved addresses
D. Disable the dynamic blacklist and create a static blacklist in its place
【单选题】
When connecting to an external resource,you must change a source IP address to use one IP address from a range of 207.165.201.1 to 207.165.1.30. Which option do you implement ?___
A. dynamic source NAT that uses an IP ad dress as a mapped source
B. static destination NAT that uses a subnet as a real de stination
C. dynamic source NAT that uses a range as a mapped source
D. static destination NAT that uses a subnet as a real source
【单选题】
Refer to the exhibit. 【nat(ins,any)dynamic interface】Which ty pe of NaT is configured on a Cisco ASA?___
A. dynamic NAT
B. source identity NAT
C. dynamic PAT
D. identity twice NAT
【单选题】
Which mitigation technology for web-based threats prevents the removal of confidential data from the network?___
A. CTA
B. DCA
C. AMP
D. DLP
【单选题】
Refer to the exhibit. What is the effect of the given configuration?___
A. It establishes the preshared key for the switch
B. It establishes the preshared key for the firewall.
C. It establishes the preshared key for the Cisco ISE appliance
D. It establishes the preshared key for the router.
【多选题】
What are two major considerations when choosing between a SPAN and a TAP when plementing IPS?___
A. the type of analysis the iS will perform
B. the amount of bandwidth available
C. whether RX and TX signals will use separate ports
D. the way in which media errors will be handled
E. the way in which dropped packets will be handled
【多选题】
What are two direct-to-tower methods for redirecting web traffic to Cisco Cloud Web Security?___
A. third-party proxies
B. Cisco Catalyst platforms
C. Cisco NAC Agent
D. hosted PAC files
E. CiSco ISE
【多选题】
Which three descriptions of RADIUS are true? ___
A. It uses TCP as its transport protocol.
B. Only the password is encrypted
C. It supports multiple transport protocols
D. It uses UDP as its transport protocol
E. It combines authentication and authorization
F. It separates authentication,authorization,and accounting