Perform routine maintenance works on board 执行日常船上之保养工作。
Routine maintenance works for lands department slopes inspected under agreement no . ce 30 2003 于顾问合约编号ce 30 2003 ge检查之地政总署斜坡及挡土墙的例行维修工程
Minor improvement and routine maintenance works for slopes in country parks in hong kong island , kowloon and the new territories 港九新界郊野公园内的小型斜坡改善及维修工程
Tender page for contract no . 2 lands 02 - routine maintenance works for lands department s slopes inspected under agreement no . ce 24 2001 2002 - 2005 date of issue : 21 december 2001 招标项目2 lands 02招标公告-地政总署人造斜坡检查及维修协议ce 24 2001下之斜坡维修工程2002 - 2005