标准量 meaning in Chinese

reference quantity
standard deviation rate
standard volume

Hydrometry - specification for a reference raingauge pit
流速测量.标准量雨槽规范
See the standard range table for wide plus ct series
见wideplus - ct系列标准量程表
Standard range table for wideplus - 9 series pressure transmitter
标准量程表表压代码
See the standard range table for wideplus - 9 series pressure transmitter
见9系列压力变送器标准量程表
Gages , wrench openings , reference
扳手开口标准量规

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