常见例句We advise Gemont to start installation of checker chamber #1 and #2 while the bottom circumferential beam for checker chamber #3 and #4 are installed . 目前，3%23、4%23底部環梁安裝和地腳螺栓固定需要一定時間，開始1%23、2%23蓄熱室的組裝和安裝正是好時機。Mégemont 梅日矇 返回 Gemont