hydrogen- 中文意思是什麼

hydrogen- 解釋

  1. Using refined cotton, chloroacetic acid, sodium hydroxide and hydrogen peroxide as main feedstock, sodium carboxymethyl cellulose was made by the process of basification, etherification, abstersion and drying

    摘要以精製棉、氯乙酸、氫氧化鈉和過氧化氫為原料,經過堿化、醚化、洗滌、乾燥,制得羧甲基纖維素鈉。
  2. Meanwhile adopting two - step process of viscosity - decreasing method, i. e. adding hydrogen peroxide during the process of basification and abstersion to decrease the viscosity of alkaline cellulose, as a result the sodium carboxymethyl cellulose with ultra low viscosity was obtained

    同時,採用二步降粘法,在堿化及洗滌過程中加入過氧化氫,以降低纖維素鈉的粘度,制得超低粘度的梭甲基纖維素鈉。
  3. Zinc displaces the hydrogen of dilute acids.

    鋅置換了稀酸中的氫。
  4. In metabolic acidosis the reverse process occurs, and the excess hydrogen ion exchanges for sodium with retention of greater amounts of potassium

    在代謝性堿中毒中,會出現相反的過程,過多氫拿交換使得大量的鉀離子保留在體內。
  5. It contains more then 4, 000 chemicals which includes poisons and carcinogens. e. g. tar, nitcoine, carbon monoxide, ammonia, dimethylnitrosamine, formaldehyde, hydrogen cyanide and acrolein. the u. s. environment protection agency has classified secondhand smoke as a group a carcinogen

    二手煙霧含有4 , 000多種的化學粒子和氣體,當中還包括了焦油、尼古丁、苯並芘等粒子,以及有毒氣體如一氧化碳、亞摩尼亞、甲醛、丙烯醛等。
  6. The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %

    結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。
  7. The free alkali metals react immediately with water to liberate hydrogen.

    游離的堿金屬直接和水中作用,放出氫氣。
  8. Thus, in alkalosis, the increased potassium ion excretion in exchange for sodium ion permits hydrogen ion conservation

    因此在堿中毒中,鈉鉀交換的增加使氫離子保留。
  9. In addition, movement of hydrogen ions into the cells as a consequence of potassium loss is partly responsible for the alkalosis

    此外,鉀丟失的引起氫離子向細胞內轉移,這也是堿中毒的其中一個原因。
  10. Hypokalemia itself may produce a metabolic alkalosis, since an increase in excretion of hydrogen ions occurs when the concentration of potassium in the tubular cells in low

    低鉀血癥可引起代謝性堿中毒,因為當在腎小管細胞中鉀離子濃度降低時氫離子的排泄就增加了。
  11. Ammonium chloride under thermal dissociation forms ammonia and hydrogen chloride gases.

    氯化銨在熱力分解作用下形成氨和氯化氫氣體。
  12. The process of preparing sodium pyroantimonate by oxidative reflux method from antimonous oxide using hydrogen peroxide solution as on oxidatct was studied and the optimal processing conditions were determined by the quality analysis of the products

    摘要本文研究了以三氧化二銻為原料、過氧化氫為氧化劑、常壓氧化迴流法制備銻酸鈉的工藝過程,並通過產品質量分析確定了適宜的制備工藝條件。
  13. Scientists in 1995 succeeded in producing anti - atoms of hydrogen, and also anti - deuteron nuclei, made out of an antiproton and an antineutron, but not yet more complex antimatter

    科學家在1995年成功生產了氫的反原子,以及反氘核核子,由一個反質子和一個反中子生成,僅僅還不能是更為復雜的反物質。
  14. Investigation of a case of hydrogen arsenide poisoning

    一起砷化氫中毒事故的調查
  15. Acute hydrogen arsenide poisoning - analysis of 17 cases

    急性砷化氫中毒17例病例分析
  16. Four patients with hydrogen arsenide poisoning in indium replacement workers

    銦置換工砷化氫中毒四例
  17. Report of four cases of hydrogen arsine poisoning in indium - replacing post workers

    銦置換工砷化氫中毒4例報告
  18. 1952 united states detonated her first hydrogen bomb, at eniwetok atoll in the marshall islands in mid - pacific

    美國在太平洋中部紹爾群島的埃尼威托克環礁爆炸第一顆氫彈。
  19. An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2. 014

    氘氫的一種同位素,在其原子核內有一個質子和一個中子,其原子重量為2 。 014
  20. Aldehyde a type of organic compound with the general formula rcho, where the - cho group ( the baldheaded group ) consists of a carbonyl group attached to a hydrogen atom

    醛:一種組成為rcho的有機化合物, - - cho基團(醛基團)是由碳酰基結合氫原子形成的。
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