head-water point 中文意思是什麼

head-water point 解釋
水源地
  • head : n 1 頭，頭部，首。2 頭腦，才能；智力，想像力，理解力。3 前部，上部；頂端，尖突部；船長；（書頁等...
  • water : n 1 水；雨水；露；〈常作 pl 〉 礦泉，溫泉；藥水。2 〈常 pl 〉水體；水域；水道；海；湖；河；海域；...
  • point : n 1 尖頭，尖端；尖頭器具；〈美國〉筆尖；接種針，雕刻針，編織針；小岬，小地角；【拳擊】下巴。2 【...
  1. By sampling in different filter layer and analyse of water head damage in all sampling point, i draw a condusion about filter function of porcelain sand filter is superior to the general filters

    通過濾層分層取樣，對各取樣點的水頭損失的分析，得出瓷砂濾料較一般濾料過濾性能優越的結論。
  2. A new concept to determine the delivery head of the pump and to set up the pressure of the system is proposed in this paper, based on the precondition to ensure the water head demand of any fire appliance at the most unfavorable point

    從保證最不利處滅火設施水壓要求這一基本前提出發，提出確定穩壓泵揚程和設定壓力的新思路，並按3種情況分別作出說明。
  3. A good teaching point is to look down at the water ( when you take a breath ). you should lift your head just enough to breathe

    還有一個教學要點就是要做到目光要向下看，注視池底（當你換氣的時候） 。頭部出水的程度僅僅夠換一口氣就足矣了。
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