鏈二烯 的英文怎麼說
中文拼音 [liànèrxī]
鏈二烯
英文
alkadiene-
Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes
論文分析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關鍵因素,分析已有低分子量的、直鏈型減縮劑的不足,設計了一種新型的減縮劑? ?聚丙烯酸鹽類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高分子量的、含聚氧化烯鏈的聚合物。A new kind of solid phase change material ( pcm ) prepared in our laboratory has been studied in this paper
摘要制備了一種骨架為氯化聚丙烯、支鏈為聚乙二醇的新型相變材料。The synthesis technology of various liquid rubbers with different active group terminated, such as hydroxyl - terminated, carboxyl - terminated, isocyanate - terminated, ami - no - terminated, mercaptan - terminated and various main chains like polybutadiene, polyurethane, polystyrene were reviewed with 23 references
摘要綜述了端羥基、端羧基、端異氰酸酯基、端氨基、端巰基等活性端基,以及聚丁二烯、聚氨酯、聚苯乙烯等不同主鏈結構的液體橡膠的合成技術。Lts membrane properties and effect on cross - iinking biomoiecuiars were discussed. protein a was selected as a sensing membrane owing to the fact that it contains a active spot which can bind fc portion of antibodies. so the orientated immobilization of antibody was achieved
丁二烯-苯乙烯共聚物作為膜材料,研究了膜的性質和對生物大分子修飾的效果;另外,對具有專一性結合抗體fc功能區的蛋白a作為中間鏈接層進行了膜性質、定向修飾功能、重復性方面的研究。Polypropylene is the second resin in the family of polyolefin composed of long chain saturated hydrocarbons
聚丙烯是含有長鏈飽和烴的聚烯烴系列中第二個樹脂。分享友人