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- A study is made on the drop of water supply capacity of cast iron pipes caused by pipe ageing on the basis of Hazen-William water conveyance capacity computation formula. 本文對鑄鐵金屬給水管道老化導致其輸水能力下降的影響進(jìn)行了研究。
- available capacity of water supply 可供水量
- The Application of RTU in the SCADA System of Water Supply Co. RTU在自來(lái)水公司SCADA系統中的應用
- Demonstration of Water Supply Capacity of Irrigation Main-Purposed Reservoir with Domestic Water Use Side-purposed 對以灌溉為主兼顧生活用水水庫供水能力的論證
- Analysis on the water supply capacity of the Yellow River Drainage Basin? 黃河流域可供水量究竟有多少?
- The system of water supply in the city leaves much to be desired. 本市的自來(lái)水供應制度極不完善。
- For analyzing water supply capacity of the water inrush wells in the YuXin coal mine of Xingmi city,large scale pumping test were carried out as presentd in this paper. 為了給礦井設計和施工提供可靠的水文地質(zhì)參數,本文利用郭屯礦井井筒檢查孔抽水試驗數據,根據地下水動(dòng)力學(xué)原理,準確地預算出各井筒涌水量。
- The ageing of water supply pipe may lead to decrease of water conveyance capacity,higher fault rate and deterioration of water quality. 金屬給水管道老化會(huì )使管道的輸水能力降低、故障率增高和水質(zhì)變壞。
- The system of water supply in this city leaves nothing to be desired. 這個(gè)城市的供水系統很完善。
- He had exhausted his supply of water. 他已耗盡了全部供水。
- Marine temperatures change gradually because of the high heat capacity of water. 由于海水的比熱大，海水溫度是逐漸緩慢地變化的。
- Effect of water supply from deep soil on dry matter production of winter wheat. 土壤深層供水對冬小麥干物質(zhì)生產(chǎn)的影響。
- Polymers sk 4 could well affect soil water supply and moisture holding capacity at a fraction of 5 10 -3 . However, exorbitant concentration of polymers did not improve water supply capacity of soil. By contrast to, will compote water with plant. 保水劑sk 4在w =5× 10 -3 即能達到較理想的保水和供水效果 ;濃度過(guò)高僅僅增加土壤殘余含水量 .
- The lift has a capacity of 15 persons. 這部電梯的載容量為15 人。
- The high heat capacity of water makes it possible for ocean currents to carry heat in a very efficient manner. 水的高熱容量使得海流以非常有效的方式傳送熱能。
- This paper analyses the extracting condition of Xiahequan Waterhead Area,and evaluates the feasibility of its water supply according to the water-suppling capacity of waterhead area. 分析了下河泉水源地的開(kāi)采條件,并依據水源地供水能力評價(jià)了其供水的可行性。
- He lifted a pail of water from the ground. 他把一桶水從地上提了起來(lái)。
- Genius is the capacity of evade hard work. 天才是避免苦干的能力。
- A dash of water in his face will revive him. 向他臉上潑水能使他蘇醒。
- What's the cubic capacity of this engine? 這臺發(fā)動(dòng)機的立體容積是多少？
