附凍力 的英文怎麼說
中文拼音 [bùdònglì]
附凍力
英文
adfreezing force-
The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。In the end of this part, some application examples of fracture mechanics for the frozen soil have been given out. in the second part, continuum damage mechanics has been introduced to study the characteristics of the frozen soil. on base of additional damage concept, a judging model for initial and additional damage for frozen soil was proposed
第五章進行的是凍土損傷力學的測試研究,首先介紹了凍土損傷的動態測試原理與方法,採用附加損傷的概念推導了凍土初始與附加損傷的動態識別模式,隨后對凍土單軸壓縮過程進行了動態測試,對在這一過程中的內部結構變化特徵進行了研究。The technology, which is developed on the basis of perfora ting techniques for oil wells and cement injection techniques, can not shoot thr ough the frozen pipe wall at predetermined ground location using energy - gatheri ng - blasting techniques, but also consolidate shaft wall rock by cement injectio n and filling along the frozen pipe and perforated hole s trajectories, achievi ng leakageproof of shaft walls and reducing vertically - added force
它利用聚能射孔爆破技術,在預定地層位置將凍結管射穿,同時在地面利用凍結管及射孔彈道對特定地層進行注漿充填加固,既可實現井壁堵漏,又能減少由於地層沉降對井壁的垂直附加力。Stable properties, no toxic, involatile, high f. p. and fire point, no freeze in low temp., high viscosity and fine adhere capacity
二聚酸具有性能穩定,無毒不揮發閃點燃點高低溫不凍的特性,有較高的粘度和良好的粘附能力。Electronic units are applied to this device and poleless power regulating method is employed to control heating units, therefore the water temperature near the gate is prevented from being affected by the temperature change of surroundings and ice - free temperature is maintained all the time
該裝置利用電力電子元件,採用無極調功的形式控制加熱元件,使閘門附近的水溫不受環境溫度變化的影響,始終保持在不凍的溫度。Freezing arrow can be a bit more powerful however because in addition to the base arrow damage, it can also work with pierce and critical strike
但是冰凍之箭威力更強大,只因它還附加了箭束的傷害,此外,穿刺和毀滅一擊也附加了一些傷害。The indoors experimental results show the influence of soil density, moisture, permeability and restrain on the frozen - heave forces. from year ' s observation in - situ, the field data supports the relationship of foundation area, embedded depth and superimposed load with normal frozen - heave force
通過野外現場的試驗的觀測,初步掌握了基礎法向凍脹力與基礎面積、基礎埋深、附加荷載等因素之間的關系以及平板基礎所受凍脹上抬力各組成部分之間的相互影響規律。Cadmium adsorption by lyophilized biomass of f2 was more efficient than oven dried biomass with removal ratio above 88 % in water with cadmium concentrations of 0. 96, 9. 22 and 51. 3mg / l. the adsorption process accord with stair adsorption kinetics, and initial ph value of solutions has a little effect on cadmium removal
F2冷凍乾燥菌體對水中鎘的吸附能力遠大於烘乾菌體,鎘濃度為0 . 96mg l 、 9 . 22mg l 、 51 . 3mg l的溶液中鎘的去除率均在88以上,吸附過程符合一級吸附動力學特徵,而且受到ph的限製作用很小。These studies demonstrates that not only we could make transgenic mouse embryo with high efficiency by the method of icsi, but also the fresh sperm from cauda epididymis or freeze - thawed dead sperm pre - mixed with exogenous dna had the full development potential to develop into term
本實驗充分表明, icsi精子載體法可以比較高地製造小鼠轉基因胚胎,小鼠附睪新鮮精子及無抗凍劑保護冷凍致死精子都具有足夠的全程發育潛力。Abstract : based on the mathematical model for coupled of moisture, heat and stress fields during soil freezing, moisture, heat and stress fields during soil freezing around the buried chilled pipeline were studied
文摘:根據凍土水熱力耦合數學模型,數值模擬了輸冷管道附近土體凍結過程的溫度場、水分場、應力場,並給出了土體凍脹位移,得出凍土水熱力三場的耦合關系。分享友人