描述说PBT,Glass filled Lumps,问有多少的Glass filled,却又说all unfilled PBT.还有怎样去验PBT里面有没有浸染其他的材料?

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描述说PBT,Glass filled Lumps,问有多少的Glass filled,却又说all unfilled PBT.还有怎样去验PBT里面有没有浸染其他的材料? glass filled nylon是什么材质? the glass of the host who tasted the wine is filled glass是酒杯 Filled 我们科学课说要我们做一个PBT,我不知道PBT是什么东西? The girl filled the glass ___ tea .填一介词 是OF吗 glass glass glass GLASS flame resistant glass fiber filled diallyl phthalate什么意思MATERIAL:flame resistant glass fiber filled diallyl phthalate conforming to MIL-M-14,TYPE SDG-F求翻译啊.要用什么材料啊. Is the glass that is ()water yoursA full of B filled with C Aand B D covered with pBT是什么? PBT材料中加入玻璃纤维的目的是什么?请说具体点, 一英语习题the glass ___ water ( ) A:fill B:filled with C:full of D:is full of 该选择什么项?原因是 , Please ________ the box carefully.It is filled with glass.A.put down B.put on C.put off D.put together 定语从句里被动语态中的be是否可以省略?The glass filled with water is mine.转换成定语从句的话,请问下面两个选项哪个是正确的?有点忘记了,要不要省略be动词的.A.The glass which was filled with water is min 有没有关于PBT塑料方面的知识.还有它的改性,包括增强玻纤与阻燃方面的知识与信息?有关具体点的描述?