chemistry ingredients是什么意思 chemistry ingredients怎么读
chemistry ingredients的相关资料
chemistry ingredients的用法和样例
- Common results of such pollution are changes in the chemistry of the environment.
通常的结果是这些污染物改变了环境的化学组成。 - However, for attaching nonpressure parts to pressure parts, the filler metal chemistry shall match the nominal chemistry of the pressure part.
但将非受压元件焊接受压元件时所用的填充金属，应与受压元件的标称化学组成相配。
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