硅膠柱 的英文怎麼說
中文拼音 [guījiāozhù]
硅膠柱
英文
silicagel column-
The metabolites eliciting inhibition to foam cell formation process of macrophage produced by endophyte hccb00017 were studied. several products were isolated through solvent extraction, and silica gel chromatography et al. one compound, hccb00017 - a, showed cytotoxicity ; the other two, hccb00017 - c and hccb00017 - e, showed inhibitory activity against foam cell formation process of macrophage
對具有巨噬細胞泡沫化抑制活性的植物內生菌hccb00017的代謝產物進行研究，應用溶媒萃取、硅膠柱分離等方法，從其發酵液中分離出具有細胞毒性的活性物質hccb00017 - a ，以及具有巨噬細胞泡沫化抑制活性的組分hccb00017 - c和hccb00017 - e 。This material was loaded onto a silica gel column and the column was eluted with chloroform several times until the fraction of interest was collected. finally we obtained some light yellow green ointment liquid f i
採用硅膠作干層析柱填充物，用氯仿作展開劑和洗脫液，反復硅膠層析，對柄海鞘鞘囊氯仿浸提物進行分離、提取與純化，最後得到一淺黃綠色的油狀液體fraction （以下均稱f ） 。The antiablation of silicone rubber liner can be improved both by changing the structure of unvulcanized rubber and adding antiablative fillers, and the bond strength between propellant charge and the liner would be increased largely by coating the primer liquid on the charge surface
硅橡膠包覆層中填料的粒徑對硅橡膠的補強效果十分重要；可從改變生膠結構、添加耐燒蝕填料兩方面來改善硅橡膠包覆層的耐燒蝕性；在推進劑藥柱表面上塗覆底塗液可以大幅提高硅橡膠包覆層與推進劑的粘接強度。Many kinds of chromatograph including silica gel, d101 resin, sephadex l - 20 gel, rp - 8 and hplc are used in extracting and separating chemical constituents form these plants. certainly, they need to select the best eluate by tlc. some technique including ms ( ei - ms, fab - ms ), id and 2d nmr ( cosy, roesy, hmbc, hmqc ) been used in identifying these chemical structures
通過各種硅膠柱層析，吸附樹脂， sephadex系列凝膠樹脂以及rp - 8類反向柱等層析材料以及高效液相色譜等技術，利用不同的洗脫體系對這兩種植物的化學成分進行分離得到純的單體化合物，然後利用ms （ ei - ms ， fab - ms ） 、一維nmr 、二維nmr （ cosy ， roesy ， hmbc ， hmqc ）等技術對這些化合物進行結構鑒定，利用ir和uv對這些化合物進行了表徵。Conclusion the co - utilization of silica gel column and gel chromatography can greatly improve the efficiency of isolation and purification
結論硅膠柱色譜和凝膠柱色譜的混合利用可以提高供試品的分離純化效果。Chromatographic column : the most commonly used filler of chromatographic column is chemically bonded silica gel
色譜柱最常用的色譜柱填充劑為化學鍵合硅膠。Methods the optimal elution requirement was found by comparing several different elution agents, and the pure compound was purified by silica gel column and gel chromatography
方法通過最佳展開劑的選擇，找到硅膠柱色譜系統的最佳洗脫條件，粗分離后的供試品通過凝膠柱色譜系統分離純化得到純供試品。The type to current transformer is epoxy and silicone rubber insulation. it is fully enclosed and posttype. the terminal of the secondary is sealed tight. the silicone rubber outer cover has excellent ability to anti ? pollution
本型電流互感器採用環氧樹脂和硅橡膠復合絕緣的全封閉支柱式結構，二次出線端封閉嚴密，尤其是硅橡膠外套，防污性能優異。Methods the oil in the seed of panax ginseng c. a. mey was extracted by silica column chromatography, and were analyzed by gc - ms
方法採用硅膠柱層析法分離出林下參種子油，應用gc - ms技術進行成分分析。The pistion ring of volumetric injection pump use different material of silicone, polyflon or other kinds according to liquid characteristic, use ceramic pump in special industry
柱塞式計量泵活塞環材質根據行業及液體成分的不同採用硅橡膠、四氟乙烯或其他材質，特殊場合採用陶瓷材質。The design of vacuum arcing chamber and insulation support sheath pipe is compact, because the outlet line conduct pole is coated silicon rubber, it can be suitable for bad weather and pollution environment
真空滅弧室和絕緣支柱套管設計緊湊，出線導電桿外注硅橡膠，能適應惡劣的氣候條件和污穢環境。分享友人