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An ester plasticiser is preparred by mono-fatty alcohol andfumaric acid which are from the mixing fatty alcohol.
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以混合脂肪醇分离所得的单脂肪醇与延胡索酸合成了酯类内增塑剂。 |
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In this paper, the bigheads were stored at 0 ℃ and -3 ℃ and coated with 1% sodium alginate solution and 1% calcium chloride solution.
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以淡水鱼鳙鱼为研究对象,在0℃和-3℃进行贮藏保鲜,并用1%海藻酸钠+1%氯化钙涂膜保鲜。 |
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The process of the application of tannin was as follows :the use level of tannin0.
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以单宁酸为澄清剂,预防黄酒非生物混浊,单宁酸用量为0。 |
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Starting from 4-androstenedione, three novel 3-oxo-4-aza-5-androstene-17-oxime derivatives 7, 8 and 9 were synthesized through oxidation ring cleavage, amination ring closure, oximation,and substitution.
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以4雄烯二酮为起始原料,经过氧化开环、氨解闭环、肟化、取代等4-步反应,合成了3个新的3-羰基-4-氮杂-5-雄甾烯-17肟衍生物7、8和9,并用质谱、1HNMR、13CNMR等测试手段对目标化合物的结构进行了表征。 |
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Clinical analysis of 78 patients with serve acute pancreatitis treated by Chinese medicine Yibiqing;
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胰必清治疗重症急性胰腺炎78例临床分析 |
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A novel millimeter-wave slotted-waveguide spatial power combiner;
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一种新颖的毫米波开槽波导空间功率合成网络 |
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Investigation on mass mortality of young fish Trachinotus ovatus;
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一起卵形鲳鲹幼鱼死亡原因的调查 |
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Epidemiological investigation of a bacillary dysentery outbreak caused by Shigella flexneri 2a;
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一起福氏志贺菌2a亚型导致的细菌性痢疾暴发调查 |
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Investigation on genetic linkage analysis of a family with X-linked retinitis pigmentosa;
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一个疑似X连锁型视网膜色素变性家系的遗传连锁分析的研究 |
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In the light of the near axis theory in geometrical optics,this paper discusses the imagery experiment and theory calculation when light goes through an optical system.
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一个实际的光学系统的成像质量将受到衍射的限制,在几何光学中研究光线的传播是具有近似性的。 |
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Bone formation of injectable calcium sulfate in rabbit spongy bone Objective: investigate biodegradation and bone formation of injectable calcium sulfate in rabbit spongy bone.
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一、可注射性硫酸钙在兔椎体松质骨中的成骨性能 目的:观察可注射性硫酸钙在兔椎体松质骨中的成骨降解性能。 |
