industrial chemicals是什么意思 industrial chemicals怎么读
industrial chemicals的相关资料
industrial chemicals的用法和样例
- Ammonia has been one of the more difficult basic chemicals to synthesize.
氨曾是一个较难合成的基本化工原料。 - It is important to adopt appropriate safety measures when exposed to industrial chemicals.
当接触化工原料时要采取适当的防护措施。
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