Marine bronze external screwed draw-off cocks
GB/T599-1996船用外螺紋青銅泄放旋塞
a small cock or faucet or valve for letting out air or releasing compression or draining.
放出空氣或濃縮或排泄的小栓或旋塞或閥。
CYLINDER BLOCK COOLANT DRAIN PLUG
汽缸體冷卻劑放油旋塞
crankcase oil drain cock
曲軸箱放油開關(guān)［旋塞］
gas filter drain cock
煤氣過濾器放水旋塞
Research on Barrage Effect for Level Rotary Internal Energy Dissipation Discharge Tunnel;
水平旋流內(nèi)消能泄洪洞的阻塞效應(yīng)研究
If it does not drop but there is a small leakage at test cock No.2, then No.1 ball valve has a small leak, but No.1 check valve is tight.
如果水柱沒有下降，但是測試旋塞2號有點(diǎn)泄漏，則1號球閥有點(diǎn)泄漏，但是1號止回閥密封緊密。
If it does not drop, but there is slow leakage at test cock No.3, then No.1 ball valve has a small leak, but No.2 check valve is tight.
如果水柱沒有下降，但是測試旋塞3號有點(diǎn)泄漏，則1號球閥有點(diǎn)泄漏，但是2號止回閥密封緊密。
water ga(u)ge cock
水量表旋塞，示水位旋塞
3-Way Plug Valve 1;3-Way Plug Valve 2;3-Way Plug Valve 3
向旋塞閥 1;3 向旋塞閥 2;3 向旋塞閥 3
discharge from safety and relief valves
由安全閥和泄壓閥泄放
If it slowly drops and simultaneously runs out through test cock2, the check valve No.1 is leaking and must be serviced.
如果水柱慢慢下降，并且同時(shí)通過測試旋塞2號排出，則止回閥1號泄漏，必須維修。
If it slowly drops and simultaneously runs out through test cock No.3, check valve No.2 is leaking and must be serviced.
如果水柱慢慢下降，并且同時(shí)通過測試旋塞3號排出，則止回閥2號泄漏，必須維修。
Tighten the radiator draincock and (if removed), the cylinder block drain-plug.
旋緊散熱器排放口和汽缸體排放塞（如果它被卸去了）。
cock,for fitting into bung holes of casks or barrels
塞入桶或圓筒口的旋塞
air shut-off cock
(制動(dòng)機(jī))截?cái)嘈?/p>
Open upstream slowly, fill the valve and bleed the air through Test cock 2, 3 and 4.
慢慢開啟上游，注滿閥門，通過測試旋塞2，3和4號排放空氣。
Bleed test cocks No.2,3 and4 to remove any trapped air.
排放測試旋塞2號，3號和4號，排除所有殘存的空氣。