差压流量表
Differential pressure flowmeter
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在获得初始压差读数后，参阅根据压差和阀门设置而得的流量表。
After initial pressure differential reading is taken, refer to flow rate charts to obtain flow rate based on pressure differential and valve setting.
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