名词
中文翻译：煤炭滴落
同义词：
['煤滴，煤滴落例句：1. The coal-dropping machine is used to test the strength of the coal.（煤滴落机用于测试煤炭的强度。）2. The coal-dropping process is crucial for the production of electricity.（煤滴落过程对于电力生产至关重要。）']
例句：
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1. The coal-dropping machine is used to test the strength of the coal.
煤滴落机用于测试煤炭的强度。
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2. The coal-dropping process is crucial for the production of electricity.
煤滴落过程对于电力生产至关重要。
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3.The coal-dropping mechanism is a complex system that requires careful maintenance.
煤滴落机制是一个复杂的系统，需要仔细维护。