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。
- A thermoplastic that will abide rough use and great heat. 热塑性塑料经久耐用，又可承受高温
- 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
- 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。
- thermoplastic layer 热塑料薄层
- 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
- 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
- KGM acetate was good thermoplastic material. KGM醋酸酯具有较好的热塑性。
- 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
- Thermoplastic and thermosetting substances are called plastics. 热塑塑料和热固的物质称为塑料。
- Having a cortex or a similar specialized outer layer. 有皮的有皮的或具有相似的专门发育的外部覆盖的
- Rubber, vulcanized or thermoplastic - Abrasion testing - Guidance. 硫化橡胶或热固性橡胶。磨损试验。
- A thermoplastic that will abiderough use and great heat. 热塑性塑料经久耐用,又可承受高温。
- Thermoplastic elastomer which is recyclable raw material. 热塑料的人造橡胶,可再循环的材料。
- Corrosion-resistant all thermoplastic PVC construction. 耐腐蚀的全热塑塑料PVC结构。
- A coat or layer enveloping an organ or a part. 被膜一种覆盖器官或身体部位的覆盖层或包被
