短語(yǔ)詞組短語(yǔ)OSG Overspeed Safety Governor 超速安全調(diào)節(jié)器overspeed d governor 超速調(diào)節(jié)器backup overspeed governor 備用超速保安器escalator overspeed governor 超速保護(hù)裝置;超速保護(hù)裝配overspeed governor test stand 限速器測(cè)試臺(tái)emergency governor overspeed governor 危急遮斷器OSG Overspeed Governor 超速調(diào)節(jié)器overspeed governor switch 超速保護(hù)裝置emergency overspeed governor 危急保安器 返回 overspeed governor