发动机装配的（）和附件应符合相应的技术条件，各项装备应齐全，并按原设计的装配技术条件安装。 ["零件","总成","部件","凸轮轴"]
The French pianist who had been praised very highly（）to be a great disappointment. ["turned up","turned out","turned in","turned dow"]
格构式构架柱吊装作业应严格按照（）选择吊点，并对吊点位置进行检查。 ["施工组织设计","安全技术措施","专项技术方案","专项施工方案"]
附着式升降脚手架当两跨及以上的架体同时整体升降时，必须采用电动或液压形式，可以混用。
One day, you will have to（）this foolish behavior. ["pay","pay for","pay back","pay off"]
陷落柱对煤矿生产有何影响？
