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...
Mason went home for a couple of hours' kip.梅森回家睡了几个小时。I must get some kip.我得睡会儿觉。I was feeling much better after a good night's kip.美美地睡了一夜后,我感到好多了....
Is there any discount for the USA Railpass?火车通行证有折扣 吗 ?Statistic Analysis ( SAS , SAS institute, Cary, NC, USA ) was used.所用统计软件为statist1CAnalysissystem第6版(SASInsititute, Cary, NC, USA ) .I keep abreast of the times by r...
The teacher training college put up a plaque to the college's founder.那所教师培训学院为该学院的创立者立了一块纪念牌匾。You could never eliminate risk, but preparation and training could attenuate it.风险不可能完全消除,但可以通过防范和培训来降低。The emphasis is ...