查询词典 chemical method

The effect of thermal and anaerobic ageing on the structure and properties of NR vulcanizates was studied.The crosslinking density and distribution of NR vulcanizates during ageing were determined with the method of devulcanization by using the chemical probes,and the physical and dynamic properties were also determined.

研究了热空气老化和真空老化对NR硫化胶结构和性能的影响，采用化学探测剂脱硫的方法测定了老化过程中NR硫化胶交联密度及交联键分布变化的情况，同时测定了硫化胶的力学性能和动态性能随时间变化的情况。

Methods Immunize hens with hepatitis B vaccine and collect the eggs. Extract egg yolk and dialyze to prepare EY-TF, then study its physical and chemical properties by spectral analysis, HPLC and Lowry method et al. according to the requirements in Chinese Pharmacopoeia.

方法用乙肝疫苗免疫母鸡，收集鸡蛋，取卵黄进行透析，制备EY-TF，参照药典要求，采用光谱法、高效液相色谱法、Lowry法等检测其理化性质。

Among the various electrophoresis technologies, the electrophoresis with a supporting media of polyacrylamide gel has become a common separate analysis method in lab and other fields, such as biochemistry research and clinical test, due to its steady chemical properties, excellent repeatability, small electroendosmosis, easy operation and high sharpness of separation.

在众多的电泳方法中，以高分子材料—聚丙烯酰胺凝胶为支持介质的电泳因其化学性质稳定、重复性好、电内渗小、操作简单及分辨率高等优点，已成为实验室常用的分离分析手段，在生化研究和临床检验等领域日益显示出其强大的生命力。

Application of conductive polyaniline on the electronic related industry has become more and more interesting and popular. In this research, the chemical oxidization method was used to form emeraldine salt type PANi doped with HNO3 and dodecyl benzene sulfonic acid.

导电性聚苯胺(Polyaniline；PANi)应用在电子相关产业是目前相当热门的研究领域，本研究采用化学氧化合成法制备硝酸与十二烷基苯磺酸共掺杂之Emeraldine Salt型聚苯胺。

In order to improve its solubility and conductivity, the chemical oxidation method was used to prepare emeraldine salt type conductive polyaniline co-doped with nitric acid (HNO3) and dodecylbenzene sulfonic acid.

本研究使用化学氧化聚合法，以硝酸与十二烷基苯磺酸共掺杂制备导电性聚苯胺，采用共掺杂的方法不但可改善聚苯胺难溶的特性，更可兼顾聚苯胺之导电性。

1The chemical oxidization method was used to prepare emeraldine salt type conductive polyaniline doped with hydrochloric acid by interfacial polymerization which employ immiscible interface formed via the water and organic solvent, and we discuss the influences of synthetic conditions on the conductivity of PANI－HCl.

1采用化学氧化合成法，以界面聚合方式，利用水与有机溶剂所形成的不相容界面，直接制备以盐酸掺杂Emeraldine Salt型导电性聚苯胺，探讨合成条件对PANI－HCl之导电度的影响。

2The chemical oxidization method was used to prepare emeraldine salt type conductive polyaniline co-doped with hydrochloric acid and dodecylbenzene sulfonic acid (PANI－HCl－DBSA) by interfacial polymerization which employ immiscible interface formed via the water and organic solvent.

2采用化学氧化合成法，以界面聚合方式，利用水与有机溶剂所形成的不相容界面，直接制备以盐酸和十二烷基苯磺酸共掺杂ES型导电性聚苯胺(PANI－HCl－DBSA)，藉由加入适量之DBSA，达到聚苯胺可完全溶解分散於有机溶剂中的目的。

Methods Immunohisto-chemical S-P method was employed to detect the expression of MMP-2in30specimens of ectopic endometrium and entopic endometrium of adenomyosis and16specimens of normal endometrium.

结果 MMP-2在子宫腺肌病异位内膜组中的表达显著高于子目的研究基质金属蛋白酶(MMP-2)在子宫腺肌病中的表达，探讨其表达与子宫腺肌病的发生及痛经的相关性。

Methods Immunohisto-chemical S-P method was employed to detect the expression of MMP-2in30specimens of ectopic endometrium and entopic endometrium of adenomyosis and16specimens of normal endometrium.

目的 研究基质金属蛋白酶（MMP-2）在子宫腺肌病中的表达，探讨其表达与子宫腺肌病的发生及痛经的相关性方法应用免疫组化SP染色法检测30例子宫腺肌病在位内膜、异位内膜及16例对照组子宫内膜MMP-2的表达。

The levels of nitric oxide, and the activities of NOS and its isoforms were measured by chemical enzymic method.

化学酶法检测CFs培养液中的一氧化氮浓度以及总NOS和其亚型的活性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。