selective solvent method 中文意思是什麼

selective solvent method 解釋
溶劑選擇法
  • selective : adj. 1. 選擇的；挑選的；有選擇性的；淘汰的。2. 【無線電】選擇性的。adv. -ly
  • solvent : adj. 1. 有溶解力的，可溶解的；〈比喻〉使（信仰等）瓦解[削弱]的 （of）。2. 有償付能力的。n. 1. 【化學】溶劑，溶媒 （of for）。2. 解釋，說明。3. 使瓦解的東西。
  • method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. A new process of extraction distillation with salt was developed for the triple azeotropic system of methyl acetate - ethanol - water and the selective method of the solvent and salt were studied

    本文針對乙酸甲酯?乙醇?水三元共沸體系，提出了加鹽萃取精餾的工藝過程，並對鹽的選擇和萃取劑的選擇方法進行了研究。
  2. Theoretical analysis and experimental results show that the mentioned methods above can simplify the process condition, improve the etched effect, shorten the etching time and obtain more even etched surface. 2 ) laser - assisted wet sequencially - selective - etching method has been developed this method can be applied when the corrosion solution is mixed solvent

    2 ）提出了激光化學誘導液相次序選擇腐蝕法該方法適用於腐蝕液為混合溶劑的情況，例如， h2so4 - h2o2對gaas基片進行腐蝕時，先採用h2o2對基片進行氧化腐蝕處理，再利用h2so4進行激光化學腐蝕。
  3. The proposed method has been applied to the analysis of water samples from several sources, the recoveries of the hexavalent chromium added to the samples are quantitative, and results found are satisfactory. based on oxidation of iodide to iodate and collection of ion - associate produced by tri - iodide with cation surfactant ctmab, and a subsequent spectrophotometric method is described for sensitive and selective determination of the resulting solution owing to dissolving the membrane and analyte in an organic solvent

    在ph1 . 5的條件下，溴定量氧化碘離子最終生成的碘三離子，再與ctmab完全反應生成的離子締合物可以被膜富集，膜和富集物溶於小體積的有機溶劑后，加入0 . 1ml3mol l的硫酸抑制滯留在膜上的碘離子在有機溶劑中被空氣中的氧氣氧化而造成吸光度不穩定。
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