【判断题】
(32109)内燃机都是利用火花塞产生的火花来点燃混合气的。(1.0分)
A. 对
B. 错
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答案
B
解析
暂无解析
相关试题
【判断题】
(32110)柴油机是点燃式内燃机。(1.0分)
A. 对
B. 错
【判断题】
(32111)内燃机能量转换的实质是将燃料的化学能转变为热能,再将热能转变为机械能。(1.0分)
A. 对
B. 错
【判断题】
(32112)内燃机理论循环的三种形式是等容加热循环、等压加热循环和混合加热循环。(1.0分)
A. 对
B. 错
【判断题】
(32113)四冲程内燃机每一工作循环曲轴转四圈。(1.0分)
A. 对
B. 错
【判断题】
(32114)四冲程内燃机每一工作循环曲轴转两圈,配气机构的凸轮轴也转两圈。(1.0分)
A. 对
B. 错
【判断题】
(32115)内燃机通过飞轮对外输出的转矩称为有效转矩。(1.0分)
A. 对
B. 错
【判断题】
(32116)内燃机的功率、转矩和燃油消耗率三者随曲轴转速变化的规律叫内燃机转速特性。(1.0分)
A. 对
B. 错
【判断题】
(32117)铁路客车供电方式主要有独立供电、集中供电和混合供电。(1.0分)
A. 对
B. 错
【判断题】
(32118)对于用电量大并且是固定编组的列车,一般采用集中供电。(1.0分)
A. 对
B. 错
【判断题】
(32119)发电车主要由车辆部分、柴油发电机组及附属装置、空调采暖装置等组成。(1.0分)
A. 对
B. 错
【判断题】
(32120)目前发电车主要有柴油机和汽油机作为发电机的动力设备。(1.0分)
A. 对
B. 错
【判断题】
(32121)旅客列车入库进行技术检查作业的时间每次不得少于6小时。(1.0分)
A. 对
B. 错
【判断题】
(32122)空调客车电气绝缘因潮湿达不到要求时,可以要求发电车供电。(1.0分)
A. 对
B. 错
【判断题】
(32123)空调列车始发出库时,发电车燃油必须充足,标号符合规定满足运行需要。(1.0分)
A. 对
B. 错
【判断题】
(32124)发电车电气绝缘达不到要求时,必须查明原因,排除故障后才能供电。(1.0分)
A. 对
B. 错
【判断题】
(32125)运行途中,为防止旅客进入发电车可以使用三角锁以外的锁锁闭车端门或反锁闭车端门。(1.0分)
A. 对
B. 错
【判断题】
(32126)全列空调列车额定负载总和不得超过发电车额定输出功率。(1.0分)
A. 对
B. 错
【判断题】
(32127)发电车柴油机停机后应立即查看机油油位,若低于L位,就需加入适量同牌号机油。(1.0分)
A. 对
B. 错
【判断题】
(32128)发电车蓄电池液面应高于隔板8~15mm。(1.0分)
A. 对
B. 错
【判断题】
(32129)发电车的燃油炉设施,须安装牢固,油管如有少量漏油,运行中先使用,回库再处理。(1.0分)
A. 对
B. 错
【判断题】
(32130)KTA-l9G2型柴油机起机前不一定要使盘车机构复位。(1.0分)
A. 对
B. 错
【判断题】
(32131)运用发电机启机后,须有专业人员不间断地看管和监护。(1.0分)
A. 对
B. 错
【判断题】
(32132)为使发电车每台发电机组工作负载基本平衡,须合理分配负载。(1.0分)
A. 对
B. 错
【判断题】
(32133)终到站后,待旅客全下了车,为了节约时间,发电车可大负载直接分闸断电。(1.0分)
A. 对
B. 错
【判断题】
(32134)冬季由于外温较低,列车终到站时,发电车的柴油机卸载后停机不需怠速可直接停机。(1.0分)
A. 对
B. 错
【判断题】
(32135)发生火灾时应首先报警,并立即切断电源,积极扑救,尽快分离火灾车辆。(1.0分)
A. 对
B. 错
【判断题】
(32136)我国铁路柴油发电车用柴油机一般使用重柴油。(1.0分)
A. 对
B. 错
【判断题】
(32137)发电车柴油机选用柴油牌号时,一般要求凝点比外界环境温度高3~5℃以上。(1.0分)
A. 对
B. 错
【判断题】
(32138)柴油的蒸发性是反映柴油由液态变为气态的能力,柴油的蒸发性越好,混合气在气缸中形成越慢,燃烧性就越好。(1.0分)
A. 对
B. 错
【判断题】
(32139)KTA-l9G2型柴油机中冷却水的PH值一般应在8.5~10之间。(1.0分)
A. 对
B. 错
【判断题】
(32140)所谓硬水是指含有较多矿物质的水,如井水、泉水等,这种水不能直接作冷却水,必须经过软化处理后,才可使用。(1.0分)
A. 对
B. 错
【判断题】
(32141)康明斯发电车冷却风机每运转2500小时需加3号锂基润滑脂。(1.0分)
A. 对
B. 错
【判断题】
(32142)为防止发电车中管路腐蚀,冷却水应呈弱酸性。(1.0分)
A. 对
B. 错
【判断题】
(32143)柴油机按照工作循环分为二冲程和四冲程两类柴油机。(1.0分)
A. 对
B. 错
【判断题】
(32144)目前发电车采用的康明斯柴油机是二冲程增压柴油机。(1.0分)
A. 对
B. 错
【判断题】
(32145)在国产柴油机中,气缸数一般排在型号的后面。(1.0分)
A. 对
B. 错
【判断题】
(32146)国产柴油机的型号主要由四项内容组成,即气缸数、冲程形式、气缸排列、缸径。(1.0分)
A. 对
B. 错
【判断题】
(32147)MTU12V183TA12型柴油机进、排气门间隙分别是0.40mm,0.60m。(1.0分)
A. 对
B. 错
【判断题】
(32148)MTU12V183TA12型柴油机的气缸直径是128mm。(1.0分)
A. 对
B. 错
【判断题】
(32149)康明斯K系列柴油机的机体是龙门式气缸体。(1.0分)
A. 对
B. 错
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