contact time of acid 中文意思是什麼

contact time of acid 解釋
石油產品和硫酸接觸的時間
  • contact : n 1 接觸;聯系;交涉。2 〈美國〉(有勢力的)熟人;門路。3 【數學】相切;【電學】接觸;觸頭;觸點...
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  • of : OF =Old French 古法語。
  • acid : adj. 1. 酸味的。2. 【化學】酸的,酸性的。3. 〈比喻〉尖酸刻薄的,易怒的。n. 1. 酸味物。2. 【化學】酸。adv. -ly ,-ness n.
  1. The compound modification of silane wet method and stearic acid dry method modification combine the advantage of individual stearic acid modification and silane modification. the indices are listed as following : wetting contact angle 140, penetration time 200 minutes, oil absorption contents 1. 4, dispersion degree17. 5. on the basis of compound modification, silane and stearic acid cooperation modification simplify the modification craft

    試驗研究表明,單一硅烷改性,干法效果優于濕法;硅烷濕法與硬脂酸干法復合改性,結合了硬脂酸、硅烷單獨改性的優勢,改性后的指標分別為:接觸角140度,滲水時間200min ,吸油值31 . 4 ,分散度17 . 5ml ;在復合改性的基礎上,硅烷與硬脂酸復配干法改性,進一步簡化了改性工藝,改性后的指標分別為:接觸角145度,滲水時間220min ,吸油值28 . 2 ,分散度18 . 0ml 。
  2. With the prolong of contact time, the increment scope of ttms and halogen acetic acid will decrease. d ) comparing to chlorination, chloroamine disinfection is a better way in reducing the mutations of the objects in drinking water

    D )氯胺消毒方式在減小飲用水的致突變性即降低飲用水的毒副方面明顯優于氯消毒,對總aoc的生成具有較好的抑制作用,水體生物穩定性優于氯消毒方式。
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