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- layers sand chamber 层状砂箱
- cylinder double layer sand siftering machine 滚筒式双层筛砂机
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- Research of LH Net Resin Covered Sand Used in Multi - Layers Sand Control 适用于多层防砂的LH网络树脂覆膜砂室内研究
- A skilled person can split slate into layers. 手巧的人能把板岩剖成片。
- There are several layers of meaning. 有几层不同的含意。
- The growth of successive layers of a cell wall. 敷着，附着细胞壁连续层的生长
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- Composed of layers bonded together. 层积的由合在一起的薄层组成的
- sand chamber section 沉沙池区
- 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。
- They drilled through several layers of rock to reach the oil. 他们钻透了几层岩石以寻找石油。
- 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
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- 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
- Characterized by the addition of layers of woody tissue. 外长植物的具有木质组织层增加的特点的
- 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
