downward closed 中文意思是什麼

downward closed 解釋
向下閉合
  • downward : adj. 1. 下方的,向下的，低下的。2. 下降的；下坡的；（市價）下跌的。adv. ＝ downwards. adv. -ly ,-ness n.
  • closed : adj. 1. 關閉著的，封閉著的；密閉著的；保密的。2. 〈美國〉準備好了的；定了契約的。3. 【語音】閉音節的。
  1. Towards the end of the year, a weakened economic outlook in the u. s. exerted downward pressures on the us dollar, leading to a decline in the eeri, which closed at 102

    接近年底時，市場看淡美國的經濟前景，美元受到下調壓力，港匯指數再次下跌，收市時報102 。
  2. When pump is applied force downward and moves, the lower check valve is closed, the fluid in the pump is extruded and charges upward out of upper check valve, then flows into upper pump chamber, because that the piston has volume, some fluid flow out of outlet due to the reduce of spatial fluid volume in upper pump chamber

    當泵的柱塞受力向下移動時，下止回閥關閉，泵中的液體受擠壓而向上沖開上止回閥而流入上泵室中，由於柱塞本身佔有體積，部分的流體因上泵室內空間流體積的減少而自出口端流出。
  3. Last year, as recruiting plummeted in the spring, officials adjusted the targets downward for one month, and still fell short. by the end of the fiscal year on sept. 30, the army closed out one of its most difficult recruiting periods in decades, falling more than 6, 600 recruits short of its annual goal of 80, 000

    截至9月30日的2005財政年度，美軍遭遇了10年來最為困難的徵兵窘境，徵募新兵人數比原計劃的8萬人少了大約6600人，是自1999年以來第一次出現缺口，也是近26年來最嚴重的一次不足。
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