阐述了冲孔 、 落料 、 压弯复合模的结构设计及工作原理.Expounded punching, blanking, bending modulus of the composite structure design and principle.设计了一种新型无毛刺冲孔模具.A new style punch die without burrs is designed.壳牌冲孔油bs含有防腐蚀添加剂 和 油性添加剂.D Punching...
他们曾在一处泉边停歇休息。They had stopped by a spring to refresh themselves.棕榈泉有高档的餐厅和奢华的夜生活。Palm Springs has ritzy restaurants and glitzy nightlife.这口泉号称从不干涸。The fountain is reputed never to dry up....
a grey, cloudy day灰暗多云的天空Only a tiny patch of blue was visible in the cloudy sky.多云的天空中只见到一小块儿湛蓝.Bob always enjoys sailing, even though the weather is cloudy.鲍勃总是很喜欢航行, 即使空中乌云密布....
他面无表情地站在那里，听法官宣布判决。He stood emotionless as he heard the judge pass sentence.佛罗里达州坦帕市法庭判决5名官员的毒品交易罪名成立。A court at Tampa, Florida has convicted five officials on drugs charges.上诉法庭已经撤销对所有11人的判决。The Appeal Court has quashed...