Opening of the by-pass every 6 hours the first 2 days of AF, then every 4 hours.
酒精发酵的头两天每6小时开启旁通阀，然后每4小时旁通阀开启。
Open needle valve" A" high side and vent needle valve to vent air from bypass hose.
开启针形阀“A”高端和排气针形阀，从旁路软管排放空气。
Reconstruction of Bypass Quick-opening Valve to Increase TRT Running Reliability
实施旁通快开阀改造,提高TRT运行可靠性
cam controlled automatic by-pass valve
凸轮控制自动旁通阀
exhaust by-pass valve control wire switch
排气旁通阀控制线转环
Remove bypass hose from test cock No. 1, open shutoff valve No. 1.
从测试旋塞1号上拆卸旁路软管，开启1号关闭阀。
The Influence of Bypass Valve Opening on Turbocharged and Intercooled CNG Engine Performance
旁通阀开度对增压中冷CNG发动机性能影响的研究
Stand clear of the regulator and valve outlet, while opening the valve.
开启阀门时，躲开调整器和阀门排气口。
opening diagram of fuel valve needle
喷油器针阀的开启图
The vacuum valve opens to admit air.
真空阀开启以补充空气。
General purpose industrial valves--Cast iron swing check valves
GB/T13932-1992通用阀门铁制旋启式止回阀
General purpose industrial valves-Steel swing check valves
GB/T12236-1989通用阀门钢制旋启式止回阀
The stem rises and lowers as the valve is opened and closed.
当阀门开启或关闭时，阀杆上升或下降。
Selector switches for the by-pass butterfly valve is located on MCC2.
旁通电动蝶阀的选择制设在MCC2上。
supercharger control bypass
增压器调节容气量的旁通阀
combination restrictive and by pass flow regulator
节流旁通组合式流量调节阀
The lower stem is encased in a spring which forces the stem away from the seat when the valve is opened.
下阀杆包裹在一个弹簧内部，当阀门开启时，弹簧迫使阀杆离开阀座。
Open upstream slowly, fill the valve and bleed the air through Test cock 2, 3 and 4.
慢慢开启上游，注满阀门，通过测试旋塞2，3和4号排放空气。