Working principle and structural features of SYZX 75 wire - line coring hydro - hammer are presented.介绍了SYZX75型绳索取心液动潜孔锤的工作原理及结构特点.A worker's arm was injured whilst operating a concrete coring machine.工人在操作混凝土钻孔机时引致...
Working principle and structural features of SYZX 75 wire - line coring hydro - hammer are presented.介绍了SYZX75型绳索取心液动潜孔锤的工作原理及结构特点.A worker's arm was injured whilst operating a concrete coring machine.工人在操作混凝土钻孔机时引致...
《古兰经》劝告人们在朝圣前斋戒，以作为一种补赎。The Koran recommends fasting as a penance before pilgrimages.他不顾医生的劝告自行出院了。He discharged himself from hospital against the advice of doctors.分析家劝告我们不要妄下结论。Analysts warn us away from drawing any co...
Four rescue plans are vying to save the zoo.4个拯救动物园的方案正争得不可开交。She was surrounded by men all vying for her attention.她周围尽是竞相博得她青睐的男子。There'll be a lot of people vying for those posts.会有很多人争夺这些职位的....