短語詞組短語slide gate valve 插板閥;閥門slide adjusting valve 滑動調頭閥;滑動調節(jié)閥slide -valve face 滑閥面slide sample valve 進樣滑閥balanced slide type valve 平衡滑閥parallel slide gate valve 平行滑動閘閥slide e valve 滑閥;套閥 返回 slide valve