同时一次仪表也指示相应的压力值。
At the same time, the original meter also shows this number.
随后对该流量计一次仪表和二次仪表方面的研究做了全面介绍。
The literature about primary instrument and secondary instrument of the flowmeter is summarized.
改进了仪表传动轴原设计，一次试制成功。
Improved design of the old instrument shaft, made success through one trial-manufacture.
改进了仪表传动轴原设计，一次试制成功。
Improved design of the old instrument shaft, made success through one trial-manufacture.
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