The way to reduce （） is to build up a film of lubricant between any two surfaces that rub against each other.

[单选题]To prevent the build up of high stresses engine must not be run continuously （）.A . faster than dead slow speedB . slower than dead slow speedC . with the output of MCRD . at critical speed

[名词解释] Build-up-process（增层法）

[问答题]()Chinawill build up a space station in ten years.

[单选题]Martha ran all the way up to the station _________that her boyfriend had left fifteen minutes before.A． in order to findB． so as to findC． only to findD． such as to find

She bought several clothes shops and prepared to build up a chain.（）A. 她盘下了几家服装店

[单选题]The answers to the problem，the scientists say，is to build up the immune sys

[单选题]The answers to the problem，the scientists say，is to build up the immune sys

[单选题]The answers to the problem，the scientists say，is to build up the immune sys

[单选题]The answers to the problem，the scientists say，is to build up the immune sys

[主观题]was hold up on my way back. Just before I 79