查询词典 iso-pentane
- 与 iso-pentane 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The performance of two models pyranometer (model DFY4 and model TBQ-2) made in China has been tested.
根据WMO和ISO关于对总辐射表的性能指标的要求,对我国气象观测台站使用的总辐射表(型号为DFY4和TBQ - 2 )进行了全面的性能测试。
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The characteristics of two models of pyranometer (model DFY4 and model TBQ 2, made in China) has been tested.
根据WMO和ISO关于总辐射表的性能指标,对我国气象观测台站使用的总辐射表(型号为DFY4和TBQ 2 )进行了全面的性能测试。
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After patching, you can opt to recompress the ISO to CSO with UMDGEN.
修补后,您可以选择重新国际标准化组织,以民间社会组织与umdgen 。
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Especially , the rearrangement reaction of converting styrene oxide to phenylacetyldehyde were investigated. In this paper, we also studied the method of preparing SO42-/TiO2 by vitriolic titanium boiling regurgitant hydrolyzation and applications of SO42-/TiO2 in the preparation of iso-amyl acetate.
对环氧苯乙烷经分子重排反应制备苯乙醛进行了深入研究;本论文还用硫酸钛沸腾回流水解法制备了纳米SO_4~(2-)/TiO_2固体超强酸粉末,并应用于冰乙酸与异戊醇酯化合成乙酸异戊酯的反应。
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Coumarinyloxy)-6-methoxyl-7-hydroxycoumarin,β-sitosterol, 3-stigmast-5-en-3- 3 -D-Glucopyranoside . 3-(7-coumarinyloxy)-8-(7-hydroxycoumarin-8-yl)-7-hydroxycoumarin rhamnoside and Sucrose. Compound I , V, IX and XI were isolated from barks and stems of this plant for the first time and compound VI and VI were isolated from flowers of this plant for the first time, too.
共鉴定了其中11个化合物,根据理化性质和波谱数据鉴定确定为:丁香甙,结香甙C(Edgeworoside C Ⅱ),7-羟基香豆素(7-hydroxycoumarin Ⅲ),5,7-二甲氧基香豆素(5,7-dimethoxycoumarin Ⅳ),卫矛醇,异吲哚-1,3-二酮1H-iso-Indole-1,3(2H-dione Ⅵ,西瑞香素(Daphnoretin Ⅶ),β-谷甾醇(β-sitosterol Ⅷ),胡萝卜甙(Daucosterol Ⅸ),结香甙A(Edgeworoside A Ⅹ)和蔗糖。
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The tribological characteristics of the esterified Castor oil is better than those of Castor oil, Di-iso-butyl sebacate, Pentaerythritol esters , mineral oil 150#, bean oil, Rapeseed oil. As part of 12-hydroxyl of Castor oil acid has transformed into ester so that the isomerization degree of esterified castor oil increases with the branching carbon chain extending.
四球机测定酯化蓖麻油的摩擦性能优良;优于蓖麻油、癸二酸二异辛酯、季戊四醇酯、矿物油VG150〓、豆油和菜籽油;酯化蓖麻油的流变性能改进的机理认为是部分12-OH酯化后,直链的植物油结构异构化。
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The newly publish ed ISO Standard for determining the speed of medical X-ray films specifies the u se of X-ray beam for the exposure of the films during their sensitometric tests; though this method is precise,it requires the use of sophisticated equipment an d time consuming operations.
新颁布的测定医用X线胶片感光度的国际标准规定,用X-射线作为感光测定曝光时的光源,此法精确,但所需设备复杂,操作耗时。
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The American business magazine Fortune named it as Korea's top leisure weekend resort. In 2002, The Shilla Jeju was granted the "ISO 14001 Certification", from the Lloyd's Register Quality Assurance, a first for the Korean hospitality industry, officially recognizing its efforts to be environmentally friendly, improving and promoting conservation of natural resources.
美国商业期刊《财富》则称其为&韩国最好的度假酒店&。2002年,济州新罗大酒店获授&ISO14001 认证&,这是自济州新罗大酒店获得劳氏质量认证公司颁发给韩国酒店的第一个认证以来,济州新罗大酒店首次因其在环保和自然资源保护宣传所做出的大量努力获得官方认可。
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A micro-monolithic column was prepared by in-situ free radical polymerization of stearyl methacrylate with ethylene glycol dimethacrylate in the presence of the initiator AIBN and a mixture of porogens including iso-amyl alcohol and 1,4-butanediol.
以甲基丙烯酸碳酰十八酯为单体,乙叉二甲基丙烯酸酯为交联剂,异戊醇和1,4-丁二醇为二元致孔剂,偶氮二异丁腈为引发剂,原位制备了具有强疏水性的SMA整体微柱,并利用此整体微柱在普通高效液相色谱仪上测定滴眼液中氧氟沙星的含量。
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Study the bioactivity of the n-HA/PA66 composite and the effects it would be to body's metabolism of calcium and phosphorus ion in vivo.(3) Study the osteo-conductivity and the ability to repair bone defect of the porous n-HA/PA66 composite and the feasibility use it as the scaffold of bone tissue engineering. Objects and Methods as follows: 1.To evaluate the biocompatability of nano-hydroxyapatite crystals and polyamide composite (n-HA/PA66) with the L929 cells.To proceed the morphological observation and take pictures of L929 cells after 1d,2d,4d,and 7d of co-cultured with extract of n-HA/PA66 ,and direct contact with n-HA/PA66.To determine light absorbtion value of every hole under 500 nm with enzyme linked immunity instrument after 1 d,2 d,4 d,and 7 d of contact of n-HA/PA66 extract with L929 cells,and direct contact with n-HA/PA66.In the meanwhile calculate the relative multiplication rate of cells,and evaluate them by six degree tests for cytotoxicity. To investigate the acute and chronic toxic reaction on the whole body induced by the new nano-hydroapatite crystals and polyamide composite(n-HA/PA66)after implanting in vivo and its effects on partial constitution of animal organs after implanting in vivo,and evaluate the potential and degree of subcuticular stimulation reaction.
本实验主要由以下三部分组成:一、n-HA/PA66 复合材料在动物体内、体外的生物相容性及生物安全性评价二、n-HA/PA66 复合材料植入动物体内的生物活性及近期对机体钙、磷代谢影响的实验研究三、网孔 n-HA/PA66 复合材料作为支架修复兔桡骨节段缺损的动物实验研究主要研究目标及方法如下:参照 GB/T16886.5-1997-ISO 10993-5:1992《医疗器械生物学评价细胞毒性试验体外法》之评价标准和要求,采用规定的 L929 细胞(小鼠结缔组织成纤维细胞),分别经直接接触和材料浸提液与细胞共培养等方式对 n-HA/PA66 复合材料进行细胞毒性测试,采用细胞形态观察法观察两种细胞各组在 24h、48h、72h、5 天后各时相点的细胞形态学变化,并在显微镜下照相,从而对细胞与材料的生物相容性进行定性评价;同时采用细胞生长抑制法,以酶标仪定量测定评价各组 1,2,4,7 天 L929 细胞的相对增殖率,以定量测定并判别材料对细胞的毒性程度。
- 推荐网络例句
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Do you know, i need you to come back
你知道吗,我需要你回来
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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.
1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。
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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.
第三章汉藏语&的&字结构的类型划分。