Jadeite jade consists of minerals of pyroxene, amphibole and feldspar groups.翡翠由辉石族 、 角闪石族、长石族矿物组成.This paper discusses the definition and the texture types of jadeite jade.摘要翡翠的结构是决定翡翠质量的重要因素.It must be advance standard...
to caulk a pipe joint堵住水管接头的缝隙Caulk a pipe joint; caulked the cracks between the boards with mud.堵住水管接头的缝隙; 填塞木板和泥之间的''.'缝'.''.Fibermax caulk is also used as a patchingmaterial around deteri...
于1985年6月25日亲笔签署作成[盖印].Given under my hand and seal on the 25 th of June , in the year 1985.本表格如经网上提交,申请人不需要签署及盖印.Signature and company chop are not required for application form submitted online.这份协议需要双方盖印.This agreement...