Starting FWG all alone, checking the vacuity achieve the rated value whether.
Starting FWG all alone, checking the vacuity achieve the rated value whether.
单独启动造水机，检查其真空度能否达到规定值。
Starting FWG all alone, checking the vacuity achieve the rated value whether.
单独启动造水机，检查其真空度能否达到规定值。