一旦完工，只不过是把零部件装上卡车，运到现场，并由工厂内部受过培训的人员竖起来。
Once completed, the parts are simply loaded onto trucks, shipped to the site and erected by in-house trained crews.
根据工业数据，由于劳动力和零部件——例如那些大卡车的轮胎的短缺，油沙的研发费用自2001年以来已经翻了两番。
As it is, development costs have roughly tripled since 2001, according to industry figures, thanks to a shortage of Labour and parts-such as those massive tyres.
调整，修复或更换卡车拖车系统零部件，包括结构，刹车系统和电气系统。
Adjust, repair or replace parts and components of truck-trailer systems including structural, brake and electrical systems.
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