The valve axis adopt stainless steel, it has good abradability and anti - causticity.阀杆采用不锈钢, 有良好的抗腐蚀性,抗擦伤和耐磨性能.Especially, the measure of some causticity liquid is very difficult using the old flow meter.特别是工业中对一些具有腐蚀性的...
The organic affinity of trace elements decreases further in anthracite.到无烟煤阶段,有机态微量元素含量进一步降低.Anthracite char has poor pore structure and small specific surface area.无烟煤焦分支孔贫乏,比表面积很小.Taixi anthracite with high quality cal...
His hatred is implacable.他的仇恨难于平息.And how my hatred for him grew and grew, during that fearful time , to cyclopean dimensions.在这可怕的当儿,我对他的憎恨不断生长, 已长到最高峰.Quite rightly there is legislation to stop material that incites ra...
碳元素年代测定法给考古学家提供了基本的年代框架.Carbon dating provides the archaeologist with a basic chronological framework.蝙蝠用一种回声测定法来判断距离.The bat judges distances by a kind of echo - location.要求用直接测定法校正间接测定法.A direct means is required to ca...
General Zarof , with a deep courtly bow, strolled from the room.扎洛夫将军礼貌地深鞠一躬, 漫步走出了房间.The waiter made a courtly bow.侍者恭恭敬敬地鞠了一躬。...a courtly European who still clicked his heels when he met a lady.遇见女士仍咔嚓一声行礼的彬彬有礼的欧洲人We ...