Since then, small earthquakes and swelling of the mountain indicate that mauna loa's plumbing system is again active . 從這時(shí)候開始,小規(guī)模的地震和山體的膨脹說明莫納羅亞火山的通道系統(tǒng)再一次開始活動(dòng)。
1 year or more experience in plumbing system 一年以上從事給排水工程工作經(jīng)驗(yàn)。
Air gaps in plumbing systems for plumbing fixtures and water - connected receptors 管道系統(tǒng)中的氣隙
Manually operated quarter - turn shutoff valves for use in plumbing systems 管道工程用手動(dòng)直角轉(zhuǎn)彎截止閥
Manually operated , quarter - turn shutoff valves for use in plumbing systems 衛(wèi)生管道系統(tǒng)中使用的手動(dòng)直角轉(zhuǎn)彎截止閥
Air gaps in plumbing systems 管道系統(tǒng)中的氣隙
Plumbing system components for manufactured homes and recreational vehicles 用于活動(dòng)房屋和游樂車的衛(wèi)生管道系統(tǒng)零件
Skills to read layouts and engineering drawings , can design plumbing system as well 熟練的讀懂管路分布圖及工程圖紙,能夠設(shè)計(jì)給排水管路系統(tǒng)。
Providing regular cleaning of water tanks and maintenance of the plumbing system to avoid water leakage and ensure supply of clean water 定期清理水箱及維修供水系統(tǒng),防止?jié)B漏及保證食水清潔。
Plumbing systems in food premises are properly maintained to prevent discharge of offensive or noxious effluents into public places 食物業(yè)處所的水管系統(tǒng)保養(yǎng)良好,以免厭惡性或有害的污水排入公眾地方;