alkene造句

• The hydrocarbon must be an alkene .
  这个碳氢化合物必定是烯烃。
• A hydrocarbon was known to be either an alkene or alkane .
  某碳氢化合物已知可能是烯烃或是烷烃。
• The betaine will collapse to the alkene only when these two functions are eclipsed .
  只有当这两个基团移至重迭位置时碘盐才能裂解为烯烃。
• It provides a useful vehicle for transforming unsaturated acids to their corresponding alkenes .
  它为使不饱和酸变成相应的烯烃提供了一个有用的中间体。
• Prediction of the chromatographic retention indices of alkene
  烯烃气相色谱保留指数的预测
• Ann study on gas chromatographic retention indices of alkene series
  苯乙醇的高效液相色谱手性拆分研究
• Advances in light alkenes production by hydrocarbon selective oxidation
  烃类选择氧化制低碳烯烃的研究进展
• Advances in the conversion of light alkanes to light alkenes
  低碳烷烃催化转化制取低碳烯烃反应工艺的研究进展
• The influence of the modified h zeolite on poly - alkene oligomerization
  沸石催化剂的性能对混合烯烃聚合反应的影响
• Applications of palladium - chiral phosphine - catalysts in asymmetric catalysis of alkenes
  手性膦配体催化剂在烯烃不对称催化反应中的应用
• Markovnikov ' s rule and anti - markovnikov ' s rule in addition reaction to unsymmetrical alkenes
  不对称烯烃加成反应中的马氏规则和反马氏规则
• Standard specification for ozone - resistant ethylene - alkene polymer insulation for wire and cable
  电线及电缆用耐臭氧乙烯烃聚合物绝缘材料的标准规范
• Study on quantitative structure - property relationships of the thermodynamic properties of alkenes with connectivity
  原子序数连接性指数与烯烃热力学性质的定量关系研究
• Catalysis : development of chirometallopor - phyrins as enantioselective oxidation catalysts of alkenes and sulfides
  催化作用：开发新型手性金属催化烯类及硫醚类之对映选择性氧化。
• The electrolytic titration method was compared with the inverse titration method in this paper far the accuracy at the measuring alkene
  摘要比较了电位滴定法和反滴定法测定烯烃含量的准确性。
• Is 297 . 1mg g ; light hydrocarbon , wet gas and alkene are the main composition of hydrocarbon ; the temperature range of hydrocarbon producting is at 400 - 450
  含树皮体煤树皮体生烃潜力烃类组成特征成烃演化规律中图分类号：
• Many constituents are mutagens and carcinogenic such as alkenes , nitrosamines , polynuclear aromatic and heterocyclic hydrocarbons , amines
  烟草的很多成分都会引起有机体突变以及致癌,如烯烃化合物,亚硝胺,多核芳香烃以及多环碳氢化合物和铵
• Chooses picture which you likes , if you need it are the oil paintingor the splendid alkene picture , may write plainly in the order form . we can draw up for you
  选择你喜欢的图片，如果你需要它是油画或炳烯画，可以在定单中写明。我们会为你绘制。
• A wide variety of natural products , e . g . alkaloids , - lactames , biotin , amino sugars has been synthesized by 1 , 3 - dipolar cycloaddition reaction between nitrones and alkenes
  通过硝酮与烯烃化合物的1 ， 3 -偶极环加成反应合成了许多天然?物，如生物硷、 -内酰胺、生物素、氨基糖等。
• A wide variety of natural products , e . g . alkaloids , - lactames , biotin , amino sugars has been synthesized by 1 , 3 - dipolar cycloaddition reaction between nitrones and alkenes
  摘要通过硝酮与烯烃化合物的1 ， 3 -偶极环加成反应合成了许多天然?物，如生物硷、 -内酰胺、生物素、氨基糖等。