The WC - CO coating produced by electrospark deposition on alloy can effectively improve substrate, swearing resistance.利用新型电火花强化技术,在钛合金材料表面强化WC-Co,可形成具有高耐磨性能强化层表面.In British English the toilet in private houses is calle...
Lysophospholipids are often observed in plant lipid extracts.溶血磷脂在植物类脂提取物中常看到.The WC - CO coating produced by electrospark deposition on alloy can effectively improve substrate, swearing resistance.利用新型电火花强化技术,在钛合金材料表面强化...
Leftover food and unwashed dishes cover the dirty counters.台面上又脏又乱,尽是残羹剩菜和未洗的盘子。He dragged a foot when he walked, a leftover from polio.他走路时一瘸一拐的,那是小儿麻痹的后遗症。Leftover chicken makes a wonderful salad.剩下的鸡肉可做成一盘美味色拉。leftove...
Four other judges concurred.还有四位法官表示同意。Historians have concurred with each other in this view.历史学家在这个观点上已取得一致意见。So many things concurred to give rise to the problem.许多事情同时发生而导致了这一问题....
锆英砂65度以上的, ( 铁. 钛含量低的砂 ) 每月大概5000吨左右.Zircon above 65 degrees, ( iron. Titanium low sand content ) about a month about 5000 tons.一种具有弱磁性的黑色矿物,见于变质岩和火成岩中,晶体状铁钛氧化物, 是钛的来源.The mineral form of black iron oxide, Fe 3 O 4 manga...