diphenyl的例句大全

The yields of dodecyl, tetradecyl, hexadecyl diphenyl ether were respectively 79.62%? 72.38%? 66.83%.

双十二烷基二苯醚、双十四烷基二苯醚、双十六烷基二苯醚的产率分别为79.62%、72.38%、66.83%。

The new insulation varnish, compounded with diphenyl oxide and developed by our company, has many advantages: high heat resistance, powerful adhesive strength, large resistance to overloading, good technological chain and lower prices.

我们研制的新型二苯醚绝缘漆，具有耐热性高、粘结强度大、抗过载能力强、工艺性能好、价格便宜等优点。

OBJECTIVE: To explore the effects of UA in different concentrations on human umbilical vein endothelial cells line ( ECV304), malondialdehyde ( MDA), nitric oxide ( NO) and 3-( 4,5-dimethyl thiazole-2)-2, 5-diphenyl thiazolyl blue ( MTT) in vitro.

目的：观察不同浓度的尿酸对体外培养的人脐静脉内皮细胞株（ECV304）丙二醛，一氧化氮及3-（4,5-二甲基噻唑-2）-2,5-二苯基四氮唑溴盐的影响。

A series of measurements showed that the experimental error of the direct spectrophotometric determinations in the ultraviolet region was less than 2% whereas that for the diphenyl thiocarbazone method was about 5%.

依靠紫外吸收的测定方法比较准确，测定误差可在2%以内，而用双硫腙间接测定误差约在5%左右。

Reaction Mechanism of Diphenyl Ether with Nitrous Acid by Transient Absorption Spectrum Technique

激光诱导的亚硝酸与二苯醚的反应机理

It reacted with diphenyl methane-4, 4'-diisocyanate ( MDI) in the different ratios to form prepolymers containing spirane structure.

并以此单体为反应物，通过与不同比例的4,4′-二苯甲烷二异氰酸酯反应，制得不同分子量的具有螺环结构的预聚体。

Phenyl ( or polyphenyl) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl) carbenes.

某些苯代（或多苯）环氧乙烷是制取带苯环（或二苯）碳烯的极好原料

On the Testing of the Flame Retardant, Polybromated Diphenyl Ether in ABS Plastics

ABS塑料中阻燃剂多溴联苯醚的检测方法

Studies on Wittig Reaction ⅴ. Stereochemistry of Reaction of Benzylidene Alkyl Diphenyl Phosphorane with Substituted Aromatic Aldehydes

Wittig反应的研究&Ⅴ.亚苄基烷基二苯基膦与取代芳醛的反应

Synthesis containing sodium diphenyl xanthene phosphine ligands and rhodium complexes with dendrimers of small molecules by ion-exchange load in the formation of the dendrimer polymer load phosphine rhodium catalyst.

将合成的含磺酸钠的二苯基氧杂蒽膦配体、小分子铑络合物与树枝状聚合物经离子交换负载在聚合物上形成树枝状聚合物负载膦铑催化剂。

Effects of Three Diphenyl-Ether Herbicides on Sclerotium rolfsii Sacc

3种二苯醚类除草剂对花生白绢病菌影响作用的研究

Based on the materials of the phenol-aralkyl resin modified with epoxy-chloropropane, 4,4'-diamino-diphenyl sulfone, boron trifluoride ethylamine and hexamethylene-tetramine, FRP reinforced with S-glass fibers was manufactured.

以环氧氯丙烷改性的酚芳烷基树脂、4,4'二氨基二苯砜、三氟化硼单乙胺和六亚甲基四胺为基料，用S玻璃纤维增强制得玻璃钢。

objective to investigate the effect of maternal brominated diphenyl ethers-209 ( bde-209) exposure on the learning and memory ability of the offspring rats in prenatal and lactational periods.

目的从剂量效应关系角度出发，研究大鼠在妊娠期及哺乳期暴露于不同剂量BDE-209对仔鼠空间学习记忆能力的影响。

American and Thai researchers analysed the way mosquitoes responded to DDT ( Dichloro-Diphenyl-Trichloroethane) in experimental huts in a village in Thailand.

美国和泰国的科学家分析了泰国一个村庄的实验棚中蚊子对DDT（二氯二苯三氯乙烷）做出反应的方式。

Diphenyl carbonate ( DPC ) was synthesized by decarbonylation of diphenyl oxalate ( DPO ) over Ph 4 PCl catalyst.

研究了以Ph4PCl为催化剂,草酸二苯酯脱羰基合成 碳酸 二苯酯反应.

Catalytic Action of Binuclear Ti-H Complexes in Hydrogenation of Diphenyl Ethyne

双核钛氢络合物在二苯乙炔加氢反应中的催化作用

Bis ( diphenyl methyl) ether was synthesized under microwave irradiation by dry reaction at ambient pressure. The rate of reaction was dramatically accelerated and high yield was obtained, comparing with that of methods using organic solvent as medium or using dry reaction by conventional heating.

在常压下用微波辐射固相反应的方法合成了二苯基甲基醚，与用有机溶剂为介质及传统的热固相反应方法相比，其反应速率快，产率高。

Distribution of Polybrominated Diphenyl Ethers in Marine Fishes from Yueqing Bay Sea Area

乐清湾海域鱼类中多溴联苯醚的分布特征

tracing analysis of sulfonation of alkyl diphenyl ether by apci/ esi hplc/ ms

用APCI/ESILC/MS跟踪烷基二苯醚磺化反应

synthesis of sodium alkyl diphenyl ether disulfonate

十二烷基二苯醚二磺酸钠的合成