您要查找的是不是：
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- With sulfuration metal flange and asbestos covering layer. 连端硫化金属法兰,外有石棉保护层。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- Asbestos is a nonconducting material. 石棉是一种绝缘的材料。
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- Asbestos can be used to insulate a cooking stove . 石棉能被用来使一烹调用的炉灶绝热。
- asbestos layer 石棉层
- A little asbestos fiber is formed on the contacts. 有少量石棉产于接触带。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- An asbestos with fine, silky fibers. 高级石棉，石绒一种很细的丝光石棉
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- We don't recommend home owners to remove asbestos. 我们不建议业主以消除石棉。
- How much asbestos exposure will cause Mesothelioma? 石棉引起间皮瘤曝光多少?
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- Asbestos alone can cause lung cancer. 仅石棉可引起肺癌。
- Asbestos in the home and workplace. 石棉在家庭和工作。
