Sinter type fastigiate - handle drills: Use for drilling and brickle material such as glass, ceramics etc.产品描述:烧结锥柄钻头: 适用于玻璃 、 陶瓷等硬性材料的钻孔.On the basis porous carbon , the reactive sintering silicon carbide ceramics were ...
She met Mr and Mrs Ricciardi, who were very nice to her.她见到了里恰尔迪夫妇，他们对她非常友好。That's why he's got so caught up with this crazy idea about Mr. Trancas.那就是为什么他对特兰卡斯先生一直有如此疯狂的想法。Mr. Berry said the timing was a coinc...
He injured his ribs in a tumble from his horse.他从马背上摔下来时伤到了肋骨。The outer walls looked likely to tumble down in a stiff wind.外墙看起来一刮强风就会倒塌。Many mothers and children tumble into poverty after divorce.很多母亲和孩子在离婚后陷入贫困。...