多項選擇題開關(guān)閥門應(yīng)注意什么,正確的是()

A.開關(guān)閥門應(yīng)緩慢進行,不可猛開猛關(guān),以防高壓氣體流速過快,產(chǎn)生靜電火花,著火爆炸
B.開關(guān)閥門應(yīng)站在正面
C.嚴(yán)禁敲擊閥柄
D.閥門開全后應(yīng)稍回兩圈


您可能感興趣的試卷

你可能感興趣的試題

1.多項選擇題壓縮機6M50—306/320氣體壓力指標(biāo),正確的是()

A.一段進口壓力≤0.020MPa一段出口壓力≤0.224Mpa;二段進口壓力≤0.224MPa二段出口壓力≤0.726MPa
B.三段進口壓力≤0.726MPa三段出口壓力≤1.960Mpa;、四段進口壓力≤1.670MPa四段出口壓力≤4.944MPa
C.五段進口壓力≤4.944MPa五段出口壓力≤12.500MPa
D.六段進口壓力≤13.4000MPa六段出口壓力≤29.400MPa

2.多項選擇題壓縮機7HHE—VG—6氣體壓力指標(biāo),正確的是()

A.一段進口壓力≤0.025MP;一段出口壓力≤0.425MPa
B.二段進口壓力≤0.315MP;二段出口壓力≤0.9000MPa、三段進口壓力≤0.873MP;三段出口壓力≤2.107MPa
C.四段進口壓力≤1.754MP;四段出口壓力≤5.092Mpa、五段進口壓力≤4.939MP;五段出口壓力≤12.937MPa
D.六段進口壓力≤12.399MP;六段出口壓力≤32.020MPa、循環(huán)油壓力≥0.25MP;冷卻水壓力≥0.2MPa