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- active screen ion sulphurized layer 活性屏离子渗硫层
- The principle, equipment, and operating technique of sulphurization is introduced, The characteristics of sulphurized layer and its application to cutting tools are presented. 本文介绍了渗硫原理、设备、操作工艺、渗硫层特性以及渗硫技术在刀具上的应用效果。
- Sulphur can be used to make gunpowder. 硫磺可以用来制造火药。
- Sulphur was not identified as an element until1810. 1810年以前还没有认出硫是一种元素。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- 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。
- This medicine smacks of sulphur. 这种药带有一点硫磺气味。
- 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
- Sulphur is a constituent of gunpowder. 硫是火药的组分。
- 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
- Sulphur gases were emitted by the volcano. 硫磺气体由火山喷发出来。
- Sand, but blue as the flame of burning sulphur. 但是蓝得象是硫磺燃烧产生的火焰。
- sulphurized layer 渗硫层
- Sulphur status, in general, is satisfactory. 硫的状况一般较好。
