excessive heat
friction
oxidation
high pressure
第1题：
according to the text，the most important single factor which influences british policy- makers is its history. ()
第2题：
To achieve success in your career, the most important factor, according to the passage, is to ______.
A) work as a consultant to your superiors
B) project a favorable image to the people around you
C) let your superiors know how good you are
D) perform. well your tasks given by your superiors
第3题：
Motivation is not an important factor in second language acquisition except.()
第4题：
Because of the arrangement of the cell guides, the MOST important factor while loading containers is the ______.
A.contents of the container
B.list of the vessel
C.size of the shoreside crane
D.weight of the container
第5题：
What causes the lube oil pressure of the engine to drop ?
第6题：
第7题：
One of the most common causes of reduction gear failure is gear wear caused by scoring as a result of
A.surface fatigue of the gears
B.an inadequate lube oil film
C.plastic flow of the gears
D.fretting corrosion from water
第8题：
In second language acquisition, age is an important factor.()
第9题：
The most serious effect of air trapped in a diesel engine jacket water cooling system is that it ______．
A.Causes colloid suspension in the cooling water
B.Reduces the capability of the lubrication system
C.Can form pockets which block the flow of coolant through the system
D.Leads to the scuffing of cylinder walls
第10题：
What is the most important marker-related factor to the transport cost?（）