名词
中文翻译：列效率
同义词：
['columnar efficiency', 'columnefficiency']
例句：
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1. The newcolumn efficiency of the machine has greatly improvedits performance.
这台机器的新柱效率大大提高了其性能。
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2. The column efficiency ofthe new design is much higher than thatof the old one.
新设计的柱效率远高于旧设计。
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3. The column efficiency of thenew model is significantly better than that ofthe previous one.
新款模型的柱效率明显优于前款。