一酸的
- 与 一酸的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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A novel Er3+-doped tellurite glass with compositions of TeO2-ZnO-Na2O-Bi2O3 was prepared, and the intensity parameters, spontaneous emission probability, absorption and emission cross-section of Er3+ ions were calculated according to the Judd-Ofelt and McCumber theory.
研制了一种新型掺铒碲酸盐玻璃TeO2-ZnO-Na2O-Bi2O3,利用Judd-Ofelt和McCumber理论计算了Er3+离子的强度参数、自发辐射几率、吸收截面和发射截面等光谱参数。
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Tebufenpyrad, a new high effective pyrazoleamide acaricide , was synthesized from 1-methyl-3-ethyl-4-chloro-5-pyrazolecarbon acid and 4-t-butylbenzylamine, the raw material are propionyl pyruvic ethyl ester and 4-t-butyl benzylchloride.
吡螨胺是一种新型、高效的吡唑酰胺类杀螨剂,本文以中间体1-甲基-3-乙基-4-氯-5-吡唑甲酸和4-叔丁基苄胺合成,起始原料丙酰丙酮酸乙酯和4-叔丁基苄氯,总收率为61.23%。
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Use the desire in the look in the eyes of one silk acerb drop of tear, moisten it slightly, warm it.
用幽幽眼神中泌欲出一丝酸涩的泪珠,轻轻地滋润它,温暖它。
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Comparison was synthesized from undecylenic acid and iso-propyl alcohol over HPWA-SBA-15. Comparison was made among different catalysts, and influence of composition and repeated use of the catalyst were investigated.
将该催化剂用於催化以十一碳烯与异丙醇为原料合成十一碳烯酸异丙酯,进行了不同催化剂化剂的对比实验以及催化剂组成和重复使用的考察。
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It is made of curdled milk and a kind of yoghurt-like substance which is a dish on its own; the latter is especially popular in summer.
这里食用的牛奶是凝乳和一种酸乳酪似的物质做成的一种奶制品,本身就是一道菜,而且在夏天尤为受人欢迎。
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Or a salad of cucumber, kiwi fruit, orange segments, star fruit and topped with dried cranberries, slivered almonds, hazelnut oil and seasoned rice vinegar; or a salad of walnuts, pears and green apples mixed with yogurt and sour cream.
或者做一份黄瓜、猕猴桃、桔子片、杨桃的色拉,盖上干果蔓、杏仁、榛子油、米醋。或者一份核桃、梨、绿苹果的色拉拌上酸奶和酸奶油。
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Through exploring tests of producing industrial ammonium molybdate from high impurity ammonium concentrate,a comparatively rational and economic method is developed.
通过对一种杂质含量高的钼精矿生产工业级钼酸氨进行探索试验,找到了一种较为合理、经济的方法,该工艺己在生产中得到了应
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The mainly conclusions in our research are as flowing: tungsten trioxide powders with 100 nm primary particle are obtained by spray drying,calcination and wet milling process, and an average size of quadric particle composed of agglomerated particles is 0.64 μm; tungtsen powders with 39 nm grain size and 60 -100 nm primary particle are produced directly from previous tungsten trioxide using one step reduction in hydrogen at 700℃, and an average size of quadric particle of tungsten powder is 2.91 μm; tungsten trioxide and copper tungstate compound powders with 100 nm - 200 nm primary particle are produced using ammonia metatungsten and copper nitrate as raw materials by spray drying,calcination and wet milling process;the compound powders are transformed completely into tungsten and copper compound powders by reduction in hydrogen at 700℃,in which tungsten grain size is 59 nm and copper grain size is 51 nm; primary particle size of compound powders is 80 - 120 nm,and an average size of agglomerated quadric particle is 1.86 μm; tungsten nitride powders with 35 nm grain size are prepared from tungsten trioxide powders by nitrogen treatment thoroughly in pure ammonia at 650℃, and an average size of agglomerated quadric particle is 0.64 μm in normal temperature.
研究结果表明:采用喷雾干燥—焙烧—球磨工艺可以制备出粒度约为100nm的WO_3粉体,它们在团聚后形成的二次颗粒平均粒度为0.64μm;采用一步直接氢还原方法可在700℃下从上述WO_3粉体制备出晶粒尺寸为39nm的、一次颗粒粒度为60-100nm的W粉体,其二次颗粒的平均粒度为2.91μm;以偏钨酸铵、硝酸铜为原料,采用喷雾干燥—焙烧—球磨工艺可制备出一次粒度为100-200nm的WO_3和CuWO_4混合粉体;采用氢还原工艺可在700℃下将这种粉体完全转变为W、Cu复合粉体,其中W的平均晶粒粒尺寸为59nm,Cu的平均晶粒尺寸为51nm;复合粉体的一次颗粒尺寸为80-120nm,在常温下团聚后形成的二次平均粒度为1.86μm;采用纯氨氮化工艺可以在650℃下由WO_3粉体制得WN,其晶粒尺度为35nm,在常温下团聚后的二次平均粒度为6.4μm。
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Disclosed is a method to prepare 3, 3-dimethyl butyric acid chloride, relating to an organically synthesized intermediated compound and particularly relating to a method to prepare 3, 3-dimethyl butyric acid chloride from 3,3-dimethyl butyric acid and phosphorus trichloride.
3,3-二甲基丁酰氯的制备方法,涉及一种有机合成中间体,尤其是涉及一种由3,3-二甲基丁酸与三氯化磷反应制备3,3-二甲基丁酰氯的方法。
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Farther off the thin-lipped critic was brimming over with a benevolence which had an unpleasant aftertaste, as of milk turned sour.
稍远一点,有一位薄嘴唇的批评家,他满怀善意地评论这出戏,但言词中带有一种酸溜溜的味道,就像牛奶变酸了一样。
- 推荐网络例句
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Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".
歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车,和一双合并为一移交&整个lotta爱&。
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This is Kate, and that's Erin.
这是凯特,那个是爱朗。
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Articulate the aims, objectives and key aspects of a strategic business plan.
明确的宗旨,目标和重点战略业务计划。