硫化范圍 的英文怎麼說
中文拼音 [liúhuàfànwéi]
硫化范圍
英文
cure range-
Comparative studies of ree geochemical characteristics of various geologic bodies in the deposit indicate that the various ores and alkaline volcanic rocks contain abundant ree, specially lree the chondrite - normalized patterns of both ores and alkaline volcanic rocks show a strong lree enrichment and positive eu anomaly, in contrasting with the dolostones which show slight lree enrichment and moderately negative eu anomaly
同期成礦流體從早期到晚期（塊狀礦石條帶狀礦石） ，輕重稀土分異變小，稀土總量增加，條帶狀礦石中稀土含量最高;礦石黃銅礦6345值變化在一0 . 3編到2 . 8 % 。范圍，顯示慢源硫特徵;菱鐵礦6 』 3c （ 8 % 。Abstract : by utlizing abundant local resource of ytirium and combining the characteristics of magnesium, barium, calcium and silicon, a sort of composite nodulizer - ytirium - based heavy rare earth nodulizer was developed which is characterized by its good desulphurizing and deoxidizing rate effect, excellent effect to neutralize anti - nodulizing effect of trace elements, strong nodulizng effect and degeneration - resistance, good effect to fine matrix structure, decreased chilling tendency and wide scope of applicatiom using this nodulizer to produce some important castings such as water - cooled wall of blast furnace and roller could increase mechanical properties of central area and casting yield
文摘:利用江西省豐富的釔基重稀土，結合鎂、鋇、硅、鈣等元素的特性開發了釔基重稀土復合球化劑，該球化劑具有脫硫、脫氧、抗干擾元素、球化和抗球化衰退能力強，細化基體組織，白口傾向小，適用范圍寬等特點，應用於高爐冷卻壁，軋輥等關鍵鑄件上可提高心部力學性能和工藝出品率。We also investigated the pathological changes of mouse liver, thymus and cerebrum cortex challenged by so2 inhalation by in vivo tests. we studied the apoptotic induction on mouse spleen cells and cytotoxicity of human embryo lung fibroblasts of so2 derivatives by in vitro tests. in vivo tests of sulfur dioxide inhalation showed : ( 1 ) effects on mouse lung of so2 challenge : we found no significant apoptotic changes induced by so2 inhalation but obvious pathological changes of lung with vacuolating of osmiophilic multilamellar bodies which maybe related with the decrease of surfacant and decrease of microvillus of type ii alveolar cells ; we also found thickening of part of basement lamina between type i alveolar cells and capillary endothelium cells which may inhibit the dispersion of oxygen and contribute to lung dysfunction
二氧化硫熏氣染毒的體內實驗結果表明，在本次實驗的濃度范圍內（ 56mg m ~ 3 、 112mg m ~ 3 、 168mg m ~ 3低、中、高三個濃度） ： （ 1 ）通過透射電鏡、 dna凝膠電泳分析和流式細胞分析發現二氧化硫吸入染毒一周對小鼠肺臟沒有明顯的凋亡誘導作用，但通過透射電鏡觀察發現二氧化硫可引起肺臟明顯的超微結構改變，引起型肺泡上皮細胞板層體空泡化，微絨毛減少，線粒體緻密化或腫脹變性；肺泡血管內皮細胞和型肺泡上皮細胞之間基膜增厚，使氧氣彌散功能出現障礙，從而降低肺功能。The sulfur content in iron ores was determined by coulometry. under the actionof catalyst, the sulfur in iron ores was released in the way of so2 at hightemperature. h2so3 was titrated by iodine formed in the process ofelectrolytic action. the method has the characteristics of high accuracy and largemeasurement range
採用庫侖滴定法測定鐵礦石中的硫含量，利用智能測硫儀，在催化劑作用下，使鐵礦石中的硫在高溫下以so2形式釋放出來，用電解生成的碘滴定h2so3 ，該方法準確度好，測量范圍寬。Meq603 - is a highly refined mineral oil blended with non - active sulphurised, chlorised ep additives and fatty oil. it is widely used on turning in automatic lathes, milling, drelling, gear cutting and grinding
是由精煉礦物油、非活性硫、氯化物極壓添加劑及脂肪配製而成，適用范圍極廣，包括自動車床的車削、銑工、鉆工、齒輪切削及研磨。However, the speed of organic sulfides " reoxide reaction is very slow at the temperature ranging from - 100c to 500c. but it would be enhanced very much if organic sulfides were mixed with conductive polymer - polyaniline ( pan )
在- 10 ~ 500c范圍內，有機硫化合物的氧化還原反應速度較慢，但是當它與導電聚合物聚苯胺（ pan ）復合后，反應速度得到明顯提高。With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance
在參閱了大量文獻的基礎上，分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦，經原子力顯微鏡測試，獲得的超細二硫化鉬的粒度平均在800nm以內，納米銅粒子平均粒度約為30nm ，表面修飾納米二氧化鈦平均粒度約為40nm ，在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性，結果表明：在合理的添加濃度范圍內，超細二硫化鉬在低載時具有優良的減摩抗磨性能，納米銅在高載時具有比較好的減摩抗磨性能，表面修飾二氧化鈦粒子因具有有機與無機復合物的特性，從低載到高載都保持穩定的減摩抗磨性能。In conclusion, so2 can not only affect respiratory system, but also other organs such as spleen, liver, thymus on their histological structures and every organ performs very differently under so2 exposure. so2 derivatives has cytotoxicity both on mouse spleen cells and human embryo lung fibroblasts
說明二氧化硫代謝衍生物對人胚肺成纖維細胞和小鼠脾細胞都有一定毒性，並且在一定范圍內對小鼠脾細胞具有一定的凋亡誘導作用。Rubber, vulcanized - antistatic and conductive products for industial use - electrical resistance limits
硫化橡膠工業用抗靜電和導電產品電阻極限范圍Fine material to be dewatered is fed to the small end of a revolving cone shaped screen basket. solids retained on the screen are transported out of the basket through the angle of inclination and the wiping action of a scroll rotating at a slightly higher speed. with this wiping action, there are no large off - center movements due to uneven distribution of the material in the basket
該機適用於化工制藥食品冶金礦山等行業固液分離，分離懸浮液固相在10 % 80 %固相顆粒直徑在0 . 135mm 0 . 22mm效果尤佳范圍內的線狀或結晶狀的固體顆粒，如檸檬酸，古酸鹽果汁硫銨尿素等。The enzyme retained full activity after being treated at room temperature for 1 hour at ph between 4. 0 and 11. 5. the enzyme can be incubated at 50 for 4h with only less 50 percent loss of activity and is stable in the frozen state. when streptomyces griseus atcc14811 was cultured in 10. 3 % sucrose yeme liquid medium, production of extracellular cholesterol oxidase increased for 5 days before decrease
利用硫酸銨鹽析及deae -纖維素離子交換柱層析提取純化灰色鏈黴菌atcc14811發酵上清液中的膽固醇氧化酶，理化性質研究表明酶作用晟適ph為8 . 0 ，最適溫度為45 ， ph穩定范圍在ph4 . 0 - 11 . 5之間，在50條件下保溫4h ，仍保留54酶活力。分享友人