industrial chemicals

• 化工原料

industrial chemicals的用法和样例：

例句

1. 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。
2. 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。