| 释义 |
powdery substance短语⁷⁹⁹⁷⁸⁺⁹
基本例句
🌏粉末状物质
An in- service valve suffering from Dezincification has a white powdery substance or mineral stains on its exterior surface.
使用中的阀门如果遭遇脱锌侵蚀，会在阀门外表产生白色粉末或矿物污点。 biodic
The physical attributes of an in- service valve with Dezincification includes a white powdery substance or mineral stains on its exterior surface.
使用中的阀门出现失锌想象时的物理特征包括：在外表面出现白色粉末或矿物污点。 biodic |