316或317不锈钢闸板具有很好的耐腐蚀性能.Gates are available, 316 or 317 steel for corrosion resistance.闸板防喷器是石油钻井过程中的一种重要设备.Ram - type blowout preventer is important equipment used in oil drilling operation.手动或执行机构推动摇杆使扇形闸板沿轴心旋转开启,物料随即下落...
" You've slaved a whole year, why not have a bite?'she would say.“ 你苦奔了一年, 还不吃一口 哪 ?During these first weeks she slaved joyfully.在最初的几周里,她干得很高兴.He was in the studio tearfully erasing all the tapes he'd sla...
Croatian army troops retreated from northern Bosnia and the area fell to the Serbs.克罗地亚军队从波斯尼亚北部撤军后,该地区落入塞尔维亚人手里。He's based in Banja Luka, which is the largest city in northern Bosnia.他驻扎在波斯尼亚北部的最大城市巴尼亚卢卡。If Kosovo ...
Choose a soft, medium or firm mattress to suit their individual needs.针对他们各人不同的需要挑选柔软、软硬适中或者坚硬的床垫。The bunk mattress was hard, the blankets prickly and slightly damp.这个铺位的床垫很硬,毯子也很扎人,而且还有点潮。The mattress and base are norma...