Soldering of copper, copper alloys and galvanized iron plain sheet.
铜及铜合金、镀锌铁皮的釬焊。
"The list would be handwritten on a plain sheet of paper - there was no logo, no official stationery," Mr. Mansour said.
“名单是手写在一张普通白纸上的——没有标识，没有官方信笺，”曼苏尔说。
"The list would be handwritten on a plain sheet of paper - there was no logo, no official stationery," Mr. Mansour said.
“名单是手写在一张普通白纸上的——没有标识，没有官方信笺，”曼苏尔说。
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