他参加赛马选拔赛还不到一年。He has been riding in horse trials for less than a year.这些队伍要参加奥林匹克运动会的选拔赛.These teams are going to try out for the Olympic Games.如果选拔赛双方打平，报界可能会使形势朝着不利于他们的方向倾斜。If the trial were evenly poised the newspaper...
Wasterwater from pulping and papermaking is one of the important pollution sources.制浆造纸废水是工业废水中的重要污染源.The other main type of chemical pulping is called the sulfite process.另外一种重要的化学制浆称亚硫酸盐工艺.Optimum conditions of kraft p...
主铬铁岩矿层及麦仑斯基矿层出露不好.The Main Chromitite Seam and the Merensky Reef do not outcrop well.斜长岩组中的矿层仅断续出露.Seams in the anorthosite series are only intermittently exposed.色调取决于出露岩石的类型.The tone depends on the type of exposed rock...
主营产品或服务:水晶制品, 钥匙扣, 钟座, 名片盒,飞机模型, 书签, 开信刀, 奖杯,微章等名种礼品.CRYSTAL, KEY CHIAN, DESK CLOCK, NAME CARD HOLDER , MODEL PLANE , BOOK MARK, LETTER OPENER, AWARD, AND SO ON.“紫铆”又名紫矿,还有紫梗 、 紫草茸 、 虫胶等名.Butea gum is also called shellac...