二十烷

计算中以正二十烷为相变材料，碳纳米管为填料，考虑了3种不同格拉晓夫数的影响。

Eicosane and carbon nanotubes were chosen as the phase change material and filler , respectively . The effects of three different Grashof numbers were studied .

采用硅醚化试剂衍生的方法，以正二十烷为内标，GC法同时测定大蜜丸中果糖和葡萄糖的含量。

This paper describes a GC method to measure simultaneously fructose and glucose content in Da Mi Wan .

20-羟二十烷四烯酸在机体生理及病理调节中的作用

Roles of 20-HETE on Physiologic and Pathologic Regulation in Organism

正二十烷的包裹效率约为75%。

Encapsulation efficiency of n-eicosane was about 75 % .

四氢萘与正二十烷二元体系热反应与催化加氢反应机理的研究

Study on thermal-cracking and catalytic hydrocracking reaction mechanism of hydrogen donors and n-eicosane with steady isotope

正二十烷、正十七烷酸、丙二酸为首次从该化合物中分离得到。

Icosane , heptadecanoic acid , malonic acid were isolated from ' Banlangen ' for the first time .

流行病学、临床、动物及体外实验研究表明，二十烷酸（eicosanoid）代谢途径的产物在肿瘤的发生发展中起重要作用。

Epidemiological , clinical , animal and laboratory studies have all provided evidence for prostaglandins and other eicosanoids in the tumorigenesis and growth .

以正二十烷、聚乙烯和乙丙橡胶等为原料经熔融挤出，制成正二十烷含量10%~65%的共混切粒。

The blended chips containing 10 % ~ 65 % of n-Eicosane were fabricated with n-Eicosane , polyethylene ( PE ) and ethylene-propylene copolymer .

研究表明，共轭亚油酸的抗癌作用可归结为抑制衍生自花生四烯酸的类二十烷合成的能力。

Current studies indicate that the anticarcinogenic functions of CLA can be attributed to the ability to inhibit the synthesis of eicosanoids derived from arachidonic acid .

热重分析表明，囊芯正二十烷、含正二十烷的微胶囊以及壁材料聚脲，能够耐受的温度分别约为130℃、170℃及270℃。

Thermogravimetric analysis revealed that the core material n-eicosane , micro - n-eicosane , and wall material polyurea could withstand temperatures up to 130 ℃, 170 ℃, and 270 ℃, respectively .

热分析结果表明三种聚脲囊壁材料的开始分解温度为250℃左右，远高于石蜡（正二十烷）开始失重的温度160℃。

Thermal analysis shows that three polyurea wall materials start to decompose in nitrogen atmosphere at about 250 ℃, which is much higher than that of wax , n-eicosane , about 160 ℃ .

结果表明，二异氰酸酯和乙二胺按质量比1.9∶1进行反应.以透射电镜和激光粒度分析仪分析微胶囊，测得空心微胶囊直径约为0.2μm，含正二十烷微胶囊约为2-6μm。

The experiments indicated that TDI was reacted with EDA in a mass ratio of 1.9 to 1 . The sizes of microcapsules were analyzed with TEM and laser particle analyzer , which showed the empty microcapsules were about 0.2 μ m and those containing n-eicosane were 2-6 μ m.