它可以用来估计包括闪锌矿在内的储量.It enables an estimate to be made of the reserves , including sphalerite.金矿的主要载金矿物分别为:毒砂 、 磁黄铁矿 、 黄铁矿 、 方铅矿和闪锌矿.The main gold bearing minerals include arsenopyrite, pyrrhotine, pyrite, galena and sphale...
这些女裁缝围着模特儿衣架叽叽嘎嘎地讨论衣服这里或那里要做的小改动。The seamstresses cluck around a dummy, discussing a tuck here and there.他穿着在伦敦裁缝街定制的西装。He was wearing a Savile Row suit.裁缝量了我的尺寸准备为我做套新衣服.The tailor took my measure for a new suit....