皮皮学，免费搜题
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搜题
【单选题】
糖尿病的治疗药物，1型糖尿病患者首选的药物是（）
A.
胰岛素
B.
格列喹酮
C.
二甲双胍
D.
格列苯脲
E.
阿卡波糖
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【单选题】Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?
A.
Splash
B.
Gravity
C.
Pressure
D.
Bypass
查看完整题目与答案
【单选题】For diesel engine piston cooling, lubricating oil can be supplied to the pistons by a/an _____.
A.
oil spray
B.
oil bath
C.
oil control rings
D.
drilled passage through the camshaft
查看完整题目与答案
【单选题】The oil lubricating diesel engine cylinders usually contain additives formulated to impart a high degree of alkalinity to _____ the acid conditions.
A.
invade
B.
provide
C.
detergent
D.
neutralize
查看完整题目与答案
【单选题】单级主减速器( )安装在差速器壳上。
A.
、主动齿轮
B.
、从动齿轮
C.
、行星齿轮
D.
、半轴齿轮
查看完整题目与答案
【判断题】15-17.在Windows中,管理员用户名Administrator是无法修改的。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Lubricating oil for an engine is stored at the bottom of the _____, known as the sump or in a drain tank located beneath the engine.
A.
sea cheat
B.
air receiver
C.
crankcase
D.
water box
查看完整题目与答案
【单选题】Excessive lubricating oil consumption in a running diesel engine can be caused by ________.
A.
clogged lube oil piping
B.
excessive valve-guide clearance
C.
high lube oil viscosity
D.
low lube oil temperature
查看完整题目与答案
【单选题】Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an _____.
A.
over-speed trip
B.
audible/visual alarm
C.
the ships/boats general alarm
D.
reserve oil storage tank
查看完整题目与答案
【简答题】What's the function of the lubricating oil in main engine?
查看完整题目与答案
【单选题】In a normally operating diesel engine, the main cause of lubricating oil contamination in the crankcase is a result of the _____.
A.
metal particles loosened by wear
B.
air when no air cleaners are used
C.
condensation of water vapors
D.
breakdown of the lubricating oil by dilution
查看完整题目与答案
相关题目：
【单选题】Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?
A.
Splash
B.
Gravity
C.
Pressure
D.
Bypass
查看完整题目与答案
【单选题】For diesel engine piston cooling, lubricating oil can be supplied to the pistons by a/an _____.
A.
oil spray
B.
oil bath
C.
oil control rings
D.
drilled passage through the camshaft
查看完整题目与答案
【单选题】The oil lubricating diesel engine cylinders usually contain additives formulated to impart a high degree of alkalinity to _____ the acid conditions.
A.
invade
B.
provide
C.
detergent
D.
neutralize
查看完整题目与答案
【单选题】单级主减速器( )安装在差速器壳上。
A.
、主动齿轮
B.
、从动齿轮
C.
、行星齿轮
D.
、半轴齿轮
查看完整题目与答案
【判断题】15-17.在Windows中,管理员用户名Administrator是无法修改的。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Lubricating oil for an engine is stored at the bottom of the _____, known as the sump or in a drain tank located beneath the engine.
A.
sea cheat
B.
air receiver
C.
crankcase
D.
water box
查看完整题目与答案
【单选题】Excessive lubricating oil consumption in a running diesel engine can be caused by ________.
A.
clogged lube oil piping
B.
excessive valve-guide clearance
C.
high lube oil viscosity
D.
low lube oil temperature
查看完整题目与答案
【单选题】Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an _____.
A.
over-speed trip
B.
audible/visual alarm
C.
the ships/boats general alarm
D.
reserve oil storage tank
查看完整题目与答案
【简答题】What's the function of the lubricating oil in main engine?
查看完整题目与答案
【单选题】In a normally operating diesel engine, the main cause of lubricating oil contamination in the crankcase is a result of the _____.
A.
metal particles loosened by wear
B.
air when no air cleaners are used
C.
condensation of water vapors
D.
breakdown of the lubricating oil by dilution
查看完整题目与答案