... mass units : 质量单位 reference units : 参照单位 second stage units (SSU, ssu) : 二级抽样单元[位] ...
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Fetch reference units across projects.
获取项目之间的参考单元。
When you work on a model, you might often work with elements that are checked out in writeable units but that other units reference in a read-only state.
当您处理一个模型时,您可能会处理检出为可写单元但是其他的单元参考在只读状态的元素。
The name is a reference to International Prototype kilogram, as a base unit of mass in the International System of Units.
它的名字和国际单位中表示基本聚合物质质量千克有关。
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