Broken bones were painstakingly pieced together and reshaped.断骨被十分小心地接合复位。They've pieced together his movements for the last few days before his death...他们已理清了他去世前几天的活动情况。He pieced together the torn-up drawings.他把撕碎...
Original plate: Relief printing plate produced bu 7 photomechanical etching as distinct from electrotyping.原身版: 用照相晒版蚀刻方法造成的凸版.有别于电镀版.The process of preparing a printing surface for electrotyping engraving on a wax - coa...
In the epoxidation, chloroform and t butanol gave the best results.在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.The definilion of kauri - butanol value and its determination method is described.文章叙述了“溶剂汽油”一词的由来,K. B.值的定义及测定方法.The ...