The impellers are kept in their proper relationship to each other by spur gear.液轮之间借助于正齿轮保持彼此正常的关系.Mainly by the impellers, pump body and pump cover composition.主要由叶轮 、 泵体和泵盖组成.Welding is one of the important technologie...
Might it be possible to prolong life indefinitely?有可能无限延长寿命吗？Chronic pain can exacerbate or prolong the function disability of the patients.慢性疼痛可加重或延长脑外伤病人的功能残疾.Paperback editions prolong its life and increase his income...
快到9点半的时候，他在一名警察的护送下到达了。He arrived with a police escort shortly before half past nine.他只有5英尺9英寸高，刚刚达到当警察的最低身高要求。He was only five feet nine, the minimum height for a policeman.这项罪行是在警察的纵容下发生的。The crime was committed with t...
Yesterday's speech to the Scottish party conference rehearsed the arguments again.昨天在苏格兰党人会议上的演讲中又一次重复了这些观点。She mentally rehearsed what she would say to Jeff.她在心里复述着要对杰夫说的话.He had all the words he needed typed out a...
Dibutyl Phthalate is a more rare ingredient, but still used also.而邻苯二甲酸二丁酯虽然是一种很少见的原料, 但仍然在使用.Solubility: Insoluble in water, but soluble in dimethyl benzene, chloroben , DMF, dimethylphthalate and dibutyl phthalate.溶解性:...
Highlighting how to raise internal customer service to excellent standard.指出怎样提升内部顾客服务至优质水准.Matches flared,momentarily highlighting the faces.火柴着了,发出的光芒把众人的脸照亮了片刻。Eye - brow highlighting : Use a black mineral pigment to ...