1.
Measurements on non metal surfaces require a great deal of time on account of their low heat conductivity.
在非金属表面进行测量时，由于低传热率，要确保有足够长的时间。
2.
To cover the surface of(an inexpensive metal)with a layer of precious metal, such as gold.
镀用贵重金属层例如金等覆盖（非贵金属的）表面
3.
The surface or outer layer of a metal alloy.
金属合金的表面或外层。
4.
Research on the Technology of Surface Dry-Electrical Discharge Assisted Truing of Non-Metal Bonded Diamond Grinding Wheel
表面气中放电辅助修整非金属基金刚石砂轮的研究
5.
preparation of metal surfaces for coating
金属表面覆盖的准备
6.
To harden the surface of(a metal.
使（金属的）表面硬化
7.
discoloration of metal surface caused by oxidation.
金属表面因氧化而变色。
8.
metal finishing laboratory
金属表面处理实验室
9.
indent a pattern in a metal surface
在金属表面压上花纹
10.
steel with a surface that is much harder than the interior metal.
表面比内部金属硬的钢。
11.
slight ripples on the surface of the metal
金属表面上的小波纹.
12.
a thin coating of metal deposited on a surface.
镀在金属表面的薄层。
13.
Electrons in a metal come out of the surface.
金属中的电子逸出表面。
14.
affinity for metal surface
对金属表面的亲合力
15.
non-metal-non-metal eutectic alloy
非金属-非金属共晶合金
16.
Performance of Metal Detergent with Anionic/Nonionic Gemini Surfactants
含阴/非双子表面活性剂的金属清洗剂的性能研究
17.
Determination of Trace Elements Using Nonionic Surfactant by Cloud Point Extraction;
非离子表面活性剂浊点萃取痕量金属元素的研究
18.
PHYSICAL FEATURES:CRYSTAL BAR IN SILVER GREY LUSTRE, WITHOUT NON-METAL INCLUSION AND BLUE FILM ON THE SURFACE OR THE INNER.
物理状态：高纯锆为银灰色棒状晶条，具有金属光泽。其内部和表面不带有非金属夹杂物和蓝膜。