单词：heterogeneous catalyst
heterogeneous catalyst的用法和样例：
例句
- The heterogeneous catalyst first attracts the salt to its surface and holds it there.多相催化剂先将盐吸附在它的表面并使它固定在那里。
- Many processes that are essential to the chemical industry use heterogeneous catalysts.很多重要的化学工业过程就是使用多相催化剂的。
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