Standard volume pipe used for flow meter's calibration shall be calibrated every three years by metering calibration department.
用于检定流量计的标准体积管每三年要由计量检定部门检定一次。
According to a series of tentative surveys and statistics, I define the standard volume of new words and its evolutionary process.
在初步调查统计的基础上,确定教材的基准生词量和渐进方式,以平均生词量作为对基准生词量的调整。
In ASTM D244, the density cup is a stainless steel measurer of known standard volume, but the shape and the dimension was not presented.
在ASTM D244中,密度杯为已知容积的不锈钢制标准容器,却没有具体的几何形状及尺寸;
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