diethylene 中文意思是什麼

diethylene 解釋
二次乙基
  1. Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )

    摘要以金雞納生物堿中的辛可寧為原料，氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽，並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。
  2. 3. diethylene triamine penta methylene phosphonic acid ( dtpmp ) is applied to hydration resistance treatment of anodic oxide films, which treating method is same as that of atmp

    3 .提出以二乙烯三胺五甲叉膦酸（ dtpmp ）為耐水合處理試劑，耐水合處理方法同atmp 。
  3. We selected styrene as monomer, diethylene glycol dimethacrylate as cross - linking agent. the copolymerization technique was used in preparing the probe. the ph fluorescent indicator was immobilized in the probe as the sensitive element

    我們選擇苯乙烯為聚合單體，雙甲基丙烯酸一縮二乙二醇酯為交聯劑，採用交聯共聚技術制備氨多孔塑料傳感探頭，並將ph熒光指示劑固定於共聚體中作為氨的敏感元素。
  4. In the second part, we studied the plastic porous probe for ammonia measurement, which was made by methyl methylacrylate. we selected methyl methylacryte ( mma ) as the monomer, diethylene glycol dimethacrylate ( dgdm ) as cross - linking agent and toluene as the inert solvent. the probe was prepared by a copolymerization technique

    第二部分為以甲基丙烯酸甲酯為單體的多孔塑料光纖傳感探頭的研究，在這一部分里，我們以甲基丙烯酸甲酯為單體，雙甲基丙烯酸一縮二乙二醇酯為交聯劑，以甲苯為致孔劑，採用交聯共聚技術制備氨多孔塑料光纖傳感探頭，並將ph熒光指示劑藻紅固定於共聚體中。
  5. Chinese company had identified the additive as glycerin, a safe sweetener and thickener. but it was really diethylene glycol, a low - cost substitute commonly used in automobile antifreeze

    一家中國公司將添加劑標注成甘油，這是一種安全的甜味劑和濃縮劑。然而實際是確實二次乙基乙二醇，它作為一種廉價的替代品而被廣泛用作汽車的防凍劑。
  6. Standard specification for diethylene glycol

    二甘醇的標準規范
  7. Some countries have banned chinese - made toothpaste containing diethylene glycol

    一些國家禁令中國製造的含有雙乙烯甘醇的牙膏。
  8. Last year, diethylene glycol was mistakenly mixed with cough syrup in panama. the mix - up killed at least 51 people. no deaths have been reported in connection with the toothpaste

    去年，二甘醇在巴拿馬被錯誤地同止咳糖漿混在了一起。那次混合事件造成至少51人喪生。目前還沒有出現與牙膏有關的死亡報導。
  9. Last week, chinese authorities banned the manufacture and export of toothpaste containing diethylene glycol, a poisonous chemical used in automobile antifreeze

    中國政府上周宣布，禁止生產和出口含有有毒化學物質二甘醇成分的牙膏。
  10. But it was really diethylene glycol, a low - cost substitute commonly used in automobile antifreeze

    但實際上這是種名為二乙二醇的低成本物質，廣泛用於汽車的防凍劑。
  11. Singapore this week banned the sale of three brands of chinese - made toothpaste that contained a poisonous chemical, diethylene glycol

    本周，新加坡禁止銷售三個品牌的中國牙膏，因為其中含有一種有毒化學物質? ?二甘醇。
  12. Wei admitted the chinese companies had mislabeled the product, which contained 15 percent diethylene glycol - a substance used in paint and antifreeze

    魏傳忠承認，中國公司確實貼錯了產品標簽。這種產品含有15 %通常用於油漆和防凍劑的甘氨酸。
  13. Monoethylene glycol for industrial use. determination of diethylene glycol and triethylene glycol. gas chromatographic method

    工業用乙二醇中二乙二醇和三乙二醇含量的測定氣相色譜法
  14. Materials and articles in contact with foodstuffs. plastics substances subject to limitation. determination of monoethylene glycol and diethylene glycol in food simulants

    與食品接觸的材料和物品.限制使用的塑料材料.食品模擬物單乙二醇和雙乙二醇的測定
  15. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of monoethylene glycol and diethylene glycol in food simulants

    與食品有關的材料和物品.有限制的塑料物質.食品模擬物中的單乙二醇和二甘醇的測定
  16. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - part 7 : determination of monoethylene glycol and diethylene glycol in food simulants ; german version en 13130 - 7 : 2004

    接觸食品的材料和物品.受限制的塑料物質.第7部分:食
  17. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - part 7 : determination of monoethylene glycol and diethylene glycol in food simulants

    與食品接觸的材料和物品.有限制的塑料物質.第7部分:食品模擬物中單體乙二醇和二甘醇的測定
  18. Standard test methods for odor of ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, and dipropylene glycol and taste of propylene glycol

    乙二醇，二甘醇，三甘醇，丙二醇和雙丙二醇氣味以及丙二醇味道的標準試驗方法
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