您要查找的是不是：
- hard surface plate 硬表面板,金属干板
- The sound of a sharp tap on a hard surface;a rap. 敲击声在坚硬的表面上的急促敲击的声音；敲击声
- Teeth have a hard surface layer called enamel. 牙齿有一层叫做釉质的坚硬表层。
- The sound of a sharp tap on a hard surface; a rap. 敲击声:在坚硬的表面上的急促敲击的声音;敲击声。
- By craftsmen / artisan who prefer for the sharpening hard surface. 主要是为了削尖坚硬的表面，工艺师和工匠都喜欢采用的工艺工具。
- To treat(a metal surface)with cyanide to produce a hard surface. 氰化用氰化物处理（金属表面）使其表面坚硬
- A small firework consisting of some gravel wrapped in tissue paper with a percussion cap that explodes when thrown against a hard surface. 掼炮一种由草纸包住一些砾石制成的小型鞭炮，其打火帽在与坚硬表面撞击时发生爆炸
- Solid oak, a hardwearing natural material with a hard surface. 实心橡木,结实耐磨的天然材料。
- To treat(a metal surface) with cyanide to produce a hard surface. 氰化用氰化物处理（金属表面）使其表面坚硬
- Make sure you use a hard surface and wait for the yolk to settle. 记得要找坚硬材质的表面，要等到蛋黄沉下来再立。
- Suit to clean the carpet or hard surface with carpet brush. 配用长毛毯刷、地刷可以清洁地毯及其它硬质地面。
- Part must not be magnetized. One part must not be able to drag another. Slowly across surface plate. 分解的部分不能带有磁性。其中的一部分不能与另一部分由于磁性而相吸。缓慢地移过表层。
- Hard surfaces can cause unwanted reverberation. 坚硬的表面可产生不必要的混响。
- To measure the straightness, erect the workpiece on the measuring block placed on the surface plate. 测量直线度时，将工件竖放在放置于平板上的测量块上。
- A toolmaker’s flat is a circular hardened steel surface plate having a high-quality lapped finish . 一个工具制造者的钢板是一个高质量的，表面经过反复的折叠精加工处理的坚硬的钢材。
- The result is a container with a hard surface that will last for many years. 成型后就得到一个表面坚硬的容器,并且可以持续很多年。
- Application：clean the hard surface detergent, pesticide emulsifying agent. 应用:广泛应于用各种硬表面清洗，农药乳化等；
- Surface plate Offset printing plate on which the image area is minutely above the surface of the non-printing area.It may be negative or positive working. 印纹部部分稍为凸起,略高于非印纹部分的柯式印版。它可以分为阴片版和阳片版。
- The rolls are made of chilled alloy cast iron with wear-resistant hard surface. 该卷制成的冷冻合金铸铁与耐磨材料坚硬表面。
- Effective mastery of measuring equipment including but not limited to surface plate, height gage, vernier-calipers, micrometer, weigh scales, and balance beam. 能有效掌握有关测量仪器的使用，包括：平台、高度规、游标卡尺、千分尺、天平、刮擦附着力测试仪。
