水力沖孔 的英文怎麼說
中文拼音 [shuǐlìchōngkǒng]
水力沖孔
英文
boring with water jetting-
A small leakage through an earth fill or hydraulic fill dam or its foundation removes some fine material in suspension.
貫穿填土壩、水力沖填壩或壩基的一個細小的漏水孔隙以懸浮的方式帶走一些細小的土粒。The stress condition ; overall stability ; effect of filling gravels into the hole of the block of the precast concrete interlocking blocks in the water flow during the flood period as well as the resistance parameters of the blocks are studied through experimental simulation ; in which a comprehensive analysis is made on the mechanical stability and the anti - erosion properties of the blocks, and then the requirement and the safety degree of the gravel filling are given
摘要通過試驗模擬研究了預制混凝土連鎖塊在洪水期水流中的受力狀況、整體穩定性、孔內填充碎石的作用及連鎖塊阻力參數，綜合分析了連鎖塊結構的力學穩定性和抗沖性，給出了碎石填充的要求及安全度。Ceramic grain filters ard made of refined pottery clays added with certain modifiers, and processed of grinding, mixing, shaping and high temperature sintering. they do not contain any substances that harmful to people or environment. they are hard and rough in surface, porous inside the structure, and have the advantages of high mechanical strength, large specific surface area and porosity. when used in water treatment, they behave a activated surface property, a great amount of pollutant entrapment, less water head loss in the filter bed, lower consumption of back - flush water, stable in chemical and gbiologic property, and long service life, ceramic grain filters is a new and efficient filter material to increase the water yield, upgrade the water quality, and save chemicals and energy
陶粒濾料是以精製陶土為主要原料，摻加適量改性劑，經粉碎，混練，成型和高溫煅燒而製成的，不含任何對人體和環境有害的物質.其表面堅硬，粗糙，內部疏鬆，多孔，具有機械強度高，比表面積大，孔隙率大的特性.用於水處理中，具有表面性狀好，截污能力強，過濾水頭損失小，反沖洗耗水量低，化學穩定性和生物學穩定性好，使用壽命長的特點.陶粒濾料是一種能增加水產量，提高出水質量，節省藥劑和能耗的新型高效過濾材料Based on the experiment concerned, it is found that the effective way to solve the problem is to decrease the amplitude of vibration and lower the effect from the vibrator on the surrounding sand layer under the condition that a certain exciting force can be guaranteed ; in which larger amount of water and higher water pressure are needed to saturate the sand layer, and then to make hole under the strengthened vibrating effect from the vibrator as well
通過試驗，尋求到解決振沖施工造孔難的有效途徑是，在保證一定激振力的情況下，適當減少振幅，以降低振沖器對周圍砂層的影響；採用較大水量和水壓，使砂層飽和，並在加重振沖器的振動作用條件下造孔。Abstract : for high arch dams in valleys with the characteristics of high water head, large discharge and large power, the problems of energy dissipation and scour prevention are serious. based on scientific studies, new comprehensive measures are proposed, including dispersion of discharge to waken wallop of the current, and reinforcement of riverbed to enhance the erosion - resistance. the measures can be used to solve the problem of energy dissipation properly. a typical layout scheme has been proposed in which slotted bucket with diversion teeth, double deck with pores, and cushion pool are considered practice has proved that the scheme is reliable and the effect of energy dissipation is obvious
文摘:高拱壩泄洪消能的特點是壩高落差大，流量大，功率大，位於河谷狹窄地區，泄洪消能與防沖問題突出.經科學研究，採用「分散泄洪，削弱水流沖擊力，加固河床，增強河道抗沖能力」的綜合治理措施，較好地解決泄洪消能布置問題.提出了表孔大差動坎加分流齒、雙層多孔、水流撞擊、下設水墊塘聯合消能的典型布置方案，經實踐證明，方案可靠，消能效果好Cour and silting characteristics of debris flows - because of resistance decrease due to supernormal pore water pressure, intermittent debris flows can be accelerated on mild slope in the superimposable processes of several debris flows
?泥石流的沖淤變化特性?泥石流多陣迭加過程中出現超載孔隙水壓力使龍頭阻力降低，在緩坡上能夠加速運動，說明泥石流龍頭迭加具有加速效應。This handy cleaner washes away dirt cleanly thanks to a combination of high water pressure and air bubbles thanks to jets of air bubble - saturated water from injected through a slew of fine holes
所有的噴射孔中噴出含氣泡的水，用高壓氣泡的力量徹底沖洗污漬。In practical engineering, reasonable solution of some important and key problems in common, such as the stability of the side slope in the explosion of water conservation construction ; using explosion to improve the productivity in oil production etc., require the thoroughly research on the dynamic mechanics of fluid - saturated porous media under impacting loading from the theories, numerical simulations and experiments
在實際的工程應用中，重大水利工程爆破施工時巖土邊坡的穩定性問題；採用爆破技術在油層中製造沖擊波以提高出油率時油層中的響應，以確定爆炸工藝對提高石油生產率的有效性等關鍵性技術問題的解決都要求對含有液體的多孔介質在動載荷作用下的力學行為進行深入的理論、數值和實驗研究。Lukin told the journal science that removing some kerosene and antifreeze spilt by the drill into the borehole will reduce pressure inside, so water will rush up out of the lake instead of the pollutants dropping down
魯金告訴科學報刊移去一些鉆孔機溢出的煤油和除凍劑會降低壓力，因此湖水會沖出湖外，而非污染物沉入湖中。分享友人