梯表試片 的英文怎麼說
中文拼音 [tībiǎoshìpiān]
梯表試片
英文
stbar test piece-
Ferrous metals, non - ferrous metals, ic thin sections, coatings, ply - metals ; glass, ceramics, agate, precious stones ; hardness testing such as that on the depth and the trapezium of the carbonized layers and quench hardened layers
黑色金屬、有色金屬、 ic薄片、層壓金屬、表面塗層；玻璃、陶瓷、瑪瑙、寶石等；炭化層和淬火硬化層的深度及梯度的硬度測試。
分享友人