Shrinkage and dispersed shrinkage are the special waster of ductile iron.缩孔和缩松是球墨铸铁特有的废品现象.The metallocene is summarized as strata, lithology, structure, and especially brittle - ductile shear zone.该区金矿的控矿条件为地层岩性和构造, 特别是...
' steel in this class is tough, ductile and easily machined. "这种钢强韧, 延展性好,而且容易加工.Shrinkage and dispersed shrinkage are the special waster of ductile iron.缩孔和缩松是球墨铸铁特有的废品现象.The metal is very hard and strong and less ...
她的规定饮食限制她每天摄入1500大卡热量.Her diet restricts her to 1500 calories a day.一辆试图开进小停车场的大卡车把交通阻塞了.A big truck tried to get into a small parking space and fouled up traffic.一天200大卡是维持不了生命的.You can't live on 200 calories a day...
The issue is not at the usual time of the monthlies.这次出血不是正常的经期出血.I can live for two monthlies on a good compliment.只凭一句赞美的话我就可以充实地活上两个月.The bookstore sells all the computer monthlies.这家书店出售所有的计算机月刊....