在有较大开口的情形中,还需选购背衬材料.A backing material is optionaland only needed for large openings.酚醛背衬阀座: 不可拆解, 抗拉伸,抗撞击.现场可更换.Phenolic Backed Seat: Non - collapsible, stretch resistant, blow out proof, field replaceable.剥离背衬膜.Peel of...
The cokeproduced by weak - caking coals has the lowest TRD in 16 coals.高度.10)不同煤阶煤生成焦炭中显微强度与TRD无明显的相关关系.Also, the anti caking technology for compound fertilizers is preliminarily discussed.同时, 初步探讨了复合肥防结块技术.Assed with su...
Few people, when it comes down to it, are so selfless.说到底，很少有人能这样无私。It is the working class that is most selfless.工人阶级最大公无私.His selfless spirit is revealed in every thing he does.他无私的精神表现在各个方面....
Sept and Josef carried the senseless king into a cellar.萨普特和约瑟夫把昏迷不醒的国王抬到地下室去.This time Josef's news had been sensational.这次约瑟夫的消息是惊人的.Josef Krips at the State Opera hired her in spite of the fact that she had never...