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A compound subject is two or more things that work together as a subject.
复合主语就是一个或多个事物组合在一起作为主语。
youdao
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Subject : To determine aldehyde chemical compound in alcohol quickly.
目的： 快速检测酒中醛类化合物。方法：毛细管气相色谱法。
youdao
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Subject : To determine aldehyde chemical compound in alcohol quickly.
目的： 快速检测酒中醛类化合物。方法：毛细管气相色谱法。
youdao