名词中文翻译
中文翻译：主导管
同义词：
['main conduit', 'primary duct例句：1. The main duct leads to the main reservoir.（主导管通向主水库。）']
例句：
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1. The main duct leads to the main reservoir.
主导管通向主水库。
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2.Main ducts are usually larger than branch ducts.
主导管通常比分支导管大。
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3. Main ducts should be kept clear of debris and obstructions.
主导管应保持畅通无阻，不积存杂物。