工(gong)程(cheng)開(kai)荒 Land Reclamation
1.榦(gan)淨(jing)整潔:打(da)掃榦(gan)淨(jing)、物品(pin)收(shou)拾整(zheng)潔(jie)
2.空(kong)氣(qi)清(qing)新(xin):沒(mei)有(you)浮(fu)沉(chen)物(wu)漂浮(fu),榦淨(jing)清(qing)新
3.煥(huan)然(ran)一新:深度打掃榦(gan)淨后,室(shi)內纖(xian)塵(chen)不(bu)染(ran)








