alkaline

英 [ˈælkəlaɪn] 美 [ˈælkəlaɪn]

adj.  碱性的; 含碱的

复数:alkalines

化学

BNC.13049 / COCA.19857



牛津词典

adj.

  1. 碱性的
    having the nature of an alkali
    1. 含碱的
      containing alkali
      1. alkaline soil
        碱性土壤

    柯林斯词典

    1. ADJ-GRADED 碱的;碱性的
      Something that is alkaline contains an alkali or has a pH value of more than 7.
      1. Some soils are actually too alkaline for certain plant life.
        有些土壤其实碱性过强,不利于某些植物生长。

    双语例句

    1. Some soils are actually too alkaline for certain plant life.
      有些土壤其实碱性过强,不利于某些植物生长。
    2. Antacids are alkaline and they relieve pain by neutralizing acid in the contents of the stomach.
      抗酸剂是碱性的,通过中和胃容物中的酸来减轻疼痛。
    3. These derivatives are readily obtained by alkylation of2-mercaptopyridine and alkyl halides under alkaline conditions.
      这些衍生物可以容易地在碱性条件下通过2-巯基吡啶和卤代烷的烷基化而得到。
    4. This water is strongly alkaline.
      这种水呈强碱性的。
    5. The soil, poor and alkaline, produced feeble crops.
      在贫瘠的碱性土壤里庄稼长得不壮。
    6. Available for2~ 6 acid and alkaline welding electrode, gravity electrode and metal fill.
      适用直径2~6的酸性、碱性焊条和重力焊条的焊接和金属填补。
    7. Alkaline condition is preferred to neutral and acidic conditions in the results of degradation.
      碱性条件下电解效果明显优于中性和酸性条件。
    8. Anodic treatment may be carried out in either acid or alkaline solutions.
      可在酸溶液或碱溶液中进行阳极处理。
    9. The alkali concentration or alkaline quality of an alkali-containing substance.
      碱度,碱性含碱物质中碱的浓度或碱的特性常用浓缩脱水有间歇浓缩脱水和连续浓缩脱水。
    10. Influencing factors to the uniformity of coating thickness for alkaline zinc plating have been studied systematically by Hall-cell test.
      采用霍尔槽试验对碱性镀锌镀层厚度均一性的影响因素进行了研究。
    11. The inhibin plasmid DNA was extracted and purified by alkaline lysis method and DEAE-fiber column chromatography and its concn.
      采用碱裂解法与DEAE-纤维柱层析法提取与纯化抑制素质粒DNA,用分光光度法测定其浓度和纯度。
    12. Alkaline detergents are effective for emulsification and deflocculation.
      碱性去污剂具备有效的乳化和反絮凝作用。
    13. The paper mainly studied the processing conditions of bamboo by hydrogen peroxide alkaline pulping in lab.
      对竹片碱性过氧化氢法制浆工艺条件进行了探讨。
    14. A alkaline protease, neutral protease were used to extract protein hydrolysate from chrome shaving.
      研究了用碱性和中性蛋白酶水解铬革屑以提取蛋白质的新工艺。
    15. The beach's red color comes from a kind of grass that grows in saline and alkaline soils.
      沙滩的红色是源于一种种植在含盐性和碱性土壤上的草。
    16. A strongly alkaline caustic used in manufacturing soap and paper and aluminum and various sodium compounds.
      一种强碱性腐蚀剂,用于制造肥皂、纸张、铝和各种钠的化合物。
    17. Gives the best color in alkaline soil; I add lime here in Chicago.
      在碱性土壤中给出了最好的颜色,我在芝加哥这里添加石灰。
    18. They are tolerant of acid or alkaline soil.
      他们是宽容的酸性或碱性土壤。
    19. Lipase acts only in an alkaline solution.
      脂肪酶仅在碱溶液中才起作用。
    20. Ion exchange and hydrothermal reactions of zeolite under alkaline conditions are studied.
      对碱性条件下的分子筛离子水热交换反应进行了研究。
    21. Wet ammonium chloride usually contains some alkaline substances, which interfere with the determination of moisture in ammonium chloride.
      湿氯化铵中常含有部分碱性物,影响氯化铵中水分的测定。
    22. In neutral or alkaline pH foods, such as meats, bacteria are more dominant in spoilage and putrefaction.
      在中性和碱性pH食品中,例如肉,细菌在变质和腐败中更易占优势。
    23. In this paper, the effects of hot-water pre-extraction on alkaline pulping of southern pine were investigated.
      本文研究了热水预抽提对南方松碱法制浆过程的影响。
    24. The immediate effect of urea on the soil reaction is alkaline.
      尿素对土壤反应的直接效果表现为碱性反应。
    25. Effect of acidic and alkaline gas on the permanence of archival and magazine paper was studied.
      研究了酸碱性气体对档案资料用纸耐久性的影响。
    26. The dissolving rate of barium aluminate in water and alkaline solutions were investigated.
      并考察了合成的铝酸钡在水和碱性溶液中的溶解率。
    27. This alkaline rinse is recommended where carbon steel has come in contact with acidic water.
      建议将该碱性洗液用于碳钢与酸性水接触的部位。
    28. By two alkyl halide with alkali metal or alkaline earth metal polysulfides from condensation.
      由二卤代烷与碱金属或碱土金属的多硫化物缩聚而成。
    29. Electrochemical behavior and kinetics of gold dissolution in alkaline thiourea solution have been investigated by electrochemical techniques.
      研究了金在碱性硫脲溶液中阳极溶解的电化学行为及动力学。
    30. This technique takes advantage of the large difference in etching properties for different crystallographic planes in alkaline solution.
      这项技术利用了硅的不同晶面在碱性腐蚀溶液中具有不同腐蚀速率的特性。

    英英释义

    adj

    1. relating to or containing an alkali
      1. alkaline soils derived from chalk or limestone

      Synonym:    alkalic