瑪瑙片 的英文怎麼說
中文拼音 [mǎnǎopiān]-
Scarabs were made from a wide variety of materials such as carnelian, lapis lazuli, basalt, limestone, schist, turquoise, ivory, resin, steatite, and bronze
聖甲蟲由多種多樣的材料例如瑪瑙，天青石，玄武巖，石灰石，片巖，綠寶石，象牙，樹脂，滑石和青銅做成。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