open sprinkler
短語(yǔ)詞組
- open automatic sprinkler system 開(kāi)式滅火系統(tǒng)
- open sprinkler head 開(kāi)式灑水噴頭
- open sprinkler system 開(kāi)式噴水滅火系統(tǒng)
- open -type sprinkler system 開(kāi)式系統(tǒng)
- automatic open -close sprinkler 自動(dòng)啟閉噴頭 返回 open sprinkler