The main gold bearing minerals include arsenopyrite, pyrrhotine, pyrite, galena and 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.Diethyldithiocarbamate was more better selective collector than Xanthate on galena.与黄药...
Need to design crossover operator rationally while optimizing ANN.优化网络需要合理设计交叉算子.We were very adult about it. We discussed it rationally over a drink.在这件事上我们表现得很成熟。我们一边喝酒一边心平气和地谈了谈。We are determined to set up a complete,...
People bought in stocks of tinned goods in anticipation of a famine year.人们买进大量罐头食品以防饥荒的一年。An atmosphere of anticipation vibrated through the crowd.期待的心情在人群中弥漫开来。Investors were storing up a lot of cash in anticipation of...
行李员领班扣留了所有人的小费。The Head Porter was keeping all the tips.这儿的领班负责20个工人.The foreman here is in charge of twenty workmen.很快领班来了.Soon the headwaiter comes....