客运导向设备 lead facility

[单选题]（） is meant to provide facility for customer’s need or inquiry and arrange it.A . ServiceB . businessC . customer serviceD . making money

[单选题]（）means to provide facility for customer’s need or inquiry and arrange it.A . serviceB . businessC . customer serviceD . making money

[问答题] Lead time的定义？

[主观题]H．omework_____ontimewillleadtobettergrades.(A)done(B)bedone(C)havingdone(D)tohavebeendone

[主观题]Homework_____ontimewillleadtobettergrades.(A)done(B)bedone(C)havingdone(D)tohavebeendone

[单选题]Stressful environments lead to unhealthy behaviors such as poor eating habits, which ________ increase the risk of heart disease.[A] in turn[B] in return[C] by chance[D] by turns

[名词解释] 引入线 lead line

[单选题]Which cause of the following can lead to the engine not to start on air?（）A . starting air pressure too highB . correct timing of starting air valvesC . three of the starting valves stuckD . the turning gear disengaged

[单选题]Which of the following may lead to the engine NOT to start on air?（）A . starting air pressure too highB . correct timing of starting air valvesC . three of the six starting valves stuckD . the turning gear disengaged

[单选题]Measure （） by means of lead wire.A . the clearance of the main bearingB . the play of the miler bearingC . the gap of the main bearingD . the tolerance of the main bearing