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- Four week old White Leghorn male chicks were used to study the effect of dietary fatty acids with different number and position of double bond on the content and fatty acid composition of lipids in the liver and serum of growing chicks. 试验选用 4周龄来航鸡雄雏研究饲粮中添加含不同饱和度和双键位置的脂肪酸的油脂对生长鸡组织脂质成分含量及其脂肪酸组成的影响。
- Position of double bond 双键位置
- Title： Determination of Double Bond Position in Conjugated Dienes in Sex Pheromones of Dendrolimus SPP. 关键词：4-甲基-1,2,4-三唑啉-3,5-二酮;共轭双键;气相色谱-电子轰击质谱;性信息素;云南松毛虫
- Abstract Fatty acid desaturases catalyze the insertion of a double bond at the delta position of fatty acids. 摘要 脂肪酸去饱和酶是催化脂肪酸链特定位置形成双键和产生不饱和脂肪酸的酶类。
- One is the Rutin.The other is carotenoids consisting of double bond, carbonyl and hydroxyl. 黄酮成分主要是芦丁，类胡萝卜素具有双键、羰基和羟基。
- In addition, the reaction mechanism of double bond isomerization of butene catalyzed by HF has been investigated. 此外，对氟化氢催化丁烯的反应机理进行了探索研究，为研究水滑石催化反应机理打下基础。
- By one-step epoxidation of double bond in the side chain of cardanol,epoxy-cardanol has been synthesized,which may interact with diethylene triamine to form amino-cardanol. 采用一步环氧化法对腰果酚侧链进行氧化,其环氧化物与多元胺反应生成氨基腰果酚。
- Objective: Flexible fibiroptic bronchoscope was used to observe the position of double channels endotracheal tube. 目的应用细光纤维支气管镜观察双腔管在气管内位置状况。
- They plotted the new position of each vessel. 他们标明每艘船的新位置。
- The Alkene Double Bond: A Focus of Reactivity. 21烯烃的双键：重点是反应活性。
- He was exalted to the position of general manager. 他被提升到总经理的职位。
- The position of a figure in a numeral or series. 位某一数列中一个数目的位置
- isomerisation of double bond reaction 双键转位反应
- He was elevated to the position of captain. 他擢升船长。
- The position of secretary is void. 秘书的职位现在空缺。
- It was found that isomerization existed between dihydropimaric\isopimaric-type resin acids due to the shift of double bonds. 发现在二氢海松酸\\异海松酸型树脂酸的分子间存在因双键移位而引起的异构现象。
- He was exalted to the position of president. 他被提升当了总裁。
- One atom of oxygen is linked to the nitrogen atom by a double bond. 一个氧原子以双键与氮原子相连。
- The economic position of the country is disastrous. 国家的经济形势非常糟糕。
- Suddenly raised to a position of consequence. 骤贵的突然提升到重要位置的
