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tricro n.萬億〔1012〕。

tricrotic

Oct . 2006 - may . 2007 , join building construction of 8 tricro stynene unit of joint investment by huabei petroleum administration bureau , act as piping engineer and in charge of hydro test work 2006年10月至2007年5月,參加華北石油管理局投資的8萬噸/年苯乙烯新建工程施工,整個施工過程擔任工藝管道安裝工程師,同時負責試壓工作。