氣溶膠含量 的英文怎麼說
中文拼音 [qìróngjiāohánliáng]
氣溶膠含量
英文
aerosol load-
In an aerosol containing equal numbers of charged particles of both signs, the diffusive encounters for oppositely charged particles are more effective than for uncharged particles.
若氣溶膠中含有等量正負帶電粒子,那麼正負帶電粒子間的擴散碰撞比非帶電粒子更容易實現。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。Two kinds of n - substituted pyrrole ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide and 2 - ( 2 - pyrrol - 1 - yl - ethoxy ) - ethane - sulfonate sodium ) were synt hesized ; poly ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide ) / v2os nanocomposites were synthesized by two methods ( monomer in - situ intercalate polymerization and polymer intercalation in solvent ). to fabricate vaos sol by melt quenching, oxygen top - blend technique was applied to improve oxygenic part - pressure, decrease the oxygenic anoxic and restrain the increase of v4 + ion when vos was melted. the xos xerogel prepared by the new technique had more complete structure than the vos xerogel which v20s powder was melted in the air
針對以v _ 2o _ 5為原料、熔融淬冷法合成v _ 2o _ 5溶膠、制備v _ 2o _ 5干凝膠薄膜這一方法,提出了在v _ 2o _ 5熔融時運用氧氣頂吹工藝這一思路,目的是增加熔體表面的氧分壓,減少熔體的氧缺損,使v _ 2o _ 5干凝膠的v ~ ( 5 + )離子含量更高、其結構更完整、性能更穩定。Under the different freezing - thawing cycle circumstance, three factors of water binder ratio, air content and mineral admixture are analyzed by using the method of orthogonal table. the test results show that the chief influencing factor is the water binder ratio in water freezing - thawing cycle circumstance, and in salt freezing - thawing cycle circumstance is the air content. this could illustrate that entraining air into concrete can improve the frost resistance of concrete effectively in salt freezing - thawing cycle
分析了在純水和3 . 5 % nacl溶液中受凍后,水膠比、含氣量和摻合料對混凝土飽和系數及變化速率的影響規律,試驗結果表明水膠比對混凝土水凍時的飽和系數及變化速率影響顯著,而鹽凍情況下含氣量則是主要影響因素,說明引氣能顯著提高混凝土的抗鹽凍性能。Studies on the concentration and aerodynamic diameters of microbiological aerosol in the poultry house
禽舍微生物氣溶膠含量及其空氣動力學研究This means the saturation degree of concrete is different. by means of analyzing the l9 ( 34 ) orthogonal table, the air content is the chief factor, the second factor is water binder ratio and the third is mineral admixture in both high water pressure and low water pressure. the water saturation degree of concrete in damaging point ( e6 / e0 = 60 % ) can be found by measuring the dynamic modulus of elasticity after six freezing - thawing cycles
採用l9 ( 34 )正交表對水膠比、含氣量和摻合料三個因素進行分析,試驗結果表明:在自然情況下,影響混凝土水飽和系數的主要因素是水膠比,而影響混凝土在鹽溶液中飽和系數的主要因素則是含氣量;在水壓力作用下,無論壓力大小,混凝土水飽和系數的影響次序依次為含氣量、水膠比、摻合料。By using the method of orthogonal table, the water binder ratio, air content and mineral admixtures which affect the saturation degree are analyzed in this paper. meanwhile in freezing and thawing cycle circumstance including water environment and 3. 5 % nacl liquor, the saturation degree and the saturation rate are also analyzed. moisture content of the concrete is different by varying water pressure
本文採用正交分析方法,研究了自然飽水和壓力飽水條件下水膠比、含氣量和摻合料三個因素對混凝土飽和系數的影響規律,並研究了混凝土在純水和3 . 5 % nacl溶液中受凍后飽和系數的變化規律。X - ray diffraction ( xrd ), uv - vis absorption spectroscopy and photoluminescence spectroscopy ( pl ) were employed to study the structural and optical properties of mgxzn1 - xo alloy thin films. the experimental results show that the films were hexagonal wurtzite structure and the band - gap of mgxzn1 - xo alloy thin films gradually increased with increasing mg content. the quality of mgxzn1 - xo alloy thin films can be greatly improved by means of annealing in oxygen ambient
實驗結果表明,利用溶膠-凝膠法制備的mg _ xzn _ ( 1 - x ) o納米薄膜為六角纖鋅礦結構,粒徑為3 5nm ,隨著mg含量的增加帶隙變寬;通過在氧氣氣氛下退火處理后, mg _ xzn _ ( 1 - x ) o納米薄膜表現出了較好的結構和發光特性,表明熱處理可提高薄膜質量。But it is difficult to get rules of those images, which are taken in the condition of the occurrence with a great deal of aerosol in the sky
氣溶膠粒子含量豐富時,大氣與雲間的區別變小,規律不易尋找,在本文中採用了其它的手段進行分析。The compositions of chemical elements associated with dust particles from hunshan dake sandland
渾善達克沙地沙塵氣溶膠的化學元素組成及含量分享友人