hard water 中文意思是什麼

hard water 解釋
硬火
  • hard : adj 1 硬的，堅固的 （opp soft）。2 （身體）結實的；（組織等）健全的。3 （問題、工作等）困難的，費...
  • water : n 1 水；雨水；露；〈常作 pl 〉 礦泉，溫泉；藥水。2 〈常 pl 〉水體；水域；水道；海；湖；河；海域；...
  1. Soft water, or no higher than medium - hard water, is best for this biotope

    軟水或不高於中等硬度的水是最適合生態魚缸的。
  2. Hard water which can be softened by adding sodium carbonate is called permanent hard water.

    經過加入碳酸鈉能被軟化的硬水，稱為永硬水。
  3. Hard water furs the kettle.

    硬水使水壺生水垢。
  4. Hualien and taitung are built on rock, so their tap water supplies provide medium level hard water ; our water sources are mainly surface river water, so the result is classified as soft water

    花蓮臺東地區屬巖層地形，自來水皆屬中度硬水本處水源大都為地表河水，屬于軟水。
  5. Study on softening of hard water by 13x - zeolite

    沸石用於硬水軟化的研究
  6. This product is mainly used for softening hard water and preparing pure and high purity water. it also serves as catalyst and dehydrolyzing agent. in addition, it is used in separation and purification of trace elements as well as hydro - metallurgy and pharmaceutical industry

    本產品主要用於硬水軟化及純水和高純水的製作，也用於催化劑和脫水劑，以及濕法冶金，分難提純稀有元素，制藥工業等。
  7. Household electrical appliances - performance - hard water testing

    家用電器.性能.硬水試驗
  8. Surface active agents - determination of stability in hard water

    表面活性劑.硬水中適應性測定
  9. Household electrical appliances - performance - hard water for testing

    家用電器.性能.硬水試驗
  10. This powder has mighty active - agent, and has whitening effect on white fabrics, sint - able for both soft and hard water, mainly wsed to wash oueralls, tablecloth and table napkin etc

    這是一種具有強力活性劑的洗衣粉，包含綜合表面活性劑以及增光澤劑，濕潤劑，水質軟化劑。適于軟硬水。對白色織物有增光的作用。可用於工裝、臺布、餐巾的洗滌。
  11. The activity of sod of the gill was restrained more and more by cd2 + concentration from 0 - 1. 50mg / l and from time 1 - 7 day, and the activity of sod of the liver was also restrained by 1. 50mg / l cd2 + concentration, but increased by the lower cd2 + concentration, in the hard water group the activity of sod increased especially in the higher cd2 + concentration group

    鎘對草魚鰓sod活性抑制隨鎘作用時間延長和濃度增高而加深，而對肝臟sod作用在低濃度時能起一定誘導作用，高濃度時則隨時間延長而受到明顯抑制，提高水環境中的ca ~ （ 2 + ）濃度能使sod活性增強，高鎘離子濃度時增強尤為顯著。
  12. Problems with levels of ammonia, nitrates, nitrites, hydrogen sulfate, acidity and alkalinity, lack of dissolved oxygen in the water, hard water, and abrupt changes in temperature

    繁殖育苗池內水質不良，如：氨硝酸亞硝酸化合物硫化氫酸鹼度溶氧不足硬水及水溫劇變等。
  13. Hard water contains high concentrations of minerals and other substances that may provoke allergic reaction

    因為硬水中含有可能導致過敏反應的高濃度礦物質和其它物質。
  14. Hard water has a high mineral content. most of the dissolved minerals are either calcium or magnesium

    水之礦物質含量較高，其溶解性金屬以鈣及鎂為主。
  15. When people complain about scaling inside their water kettles, this is caused by dissolved calcium and magnesium ions forming calcium and magnesium carbonate deposits when hard water is boiled

    民眾抱怨水壺產生結垢，系硬水煮沸時其溶解性鈣及鎂形成碳酸鈣及碳酸鎂沉澱物所造成。
  16. Tests indicate that emasol 520b should be used at 15 - 45 % by weight in paraffin base oil. and an excellent rust protection and hard water tolerance can be achieved

    Emasol 520b在極低的劑量比率即可獲得優異的防銹效果與耐硬水性能；添加劑量比率愈高，其乳液則愈呈澄清與穩定。
  17. Road vehicles. cooling fluids. test methods. part 6 : measurement of compatibility with hard water

    道路車輛.冷卻流體.試驗方法.第6部分:硬水相容性的測定
  18. Surface active agents. determination of stability in hard water

    表面活性劑在硬水中穩定性的測定方法
  19. En 12458 surface active agents. determination of stability in hard water

    表面活性劑.硬水中穩定性的測定
  20. Hard water furs the kettle

    硬水使壺生水垢。
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