名词短语
中文翻译：负载等级
同义词：
['负荷等级，负载级别例句：1. The engineer graded the load before moving it.（工程师在移动之前对负载进行了分级。）']
例句：
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1. The engineer graded the load before moving it.
工程师在移动之前对负载进行了分级。
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2.The company has a strict policy on graded load.
公司对分级负载有严格的政策。
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3.The new system will grade the load based on its severity.
新系统将根据其严重程度对负载进行分级。