查询词典 PST

Dec. 6, 2002 Many cases of pelvic pain may be related to interstitial cystitis, according to the results of a study using the intravesical potassium sensitivity test.

Dec。 6， 2002─根据一项利用PST方法检查所做的研究结果显示，许多骨盆腔疼痛的原因事实上很可能是因为间质性膀胱炎所引起的，而且间质性膀胱炎在美国发生的频率可能是过去所预测的20倍。

Heteroduplex molecules have been made by mixing pJSA1175 and pJSAl175ADRV4, pJSA1175ADRV4 and pJSAl175RRV4 DNA molecules which have been linearized by Pst Ⅰ and Bgl Ⅱ respectively, denaturing them in alkaline or high temperature, allowing them to renature and then spreading in the presence of formamide.

以痘苗病毒表达载体pJSA1175及重组质粒pJSA1175ADRV4(含ADRV VP4基因)、pJSA1175RRV4(含猴轮状病毒VP4基因)为材料，用碱变性方法或热变性方法制备了载体质粒与重组质粒DNA之间的异源双链，电镜下成功观察到载体序列部分经变性、复性后配对呈双链状态，而外源基因区域突出呈单链环状结构，测量长度为2.3kb。

Transnasal endoscopic sphenoethmoidal optic canal decompression is a good method for treatment of pst-traumatic optic neuropathy.

认为经鼻内窥镜筛蝶窦进路视神经管减压术，出血少，有更大的实用性，是治疗视神经损伤较好的手术方法。

In this paper, polystyrene-b-poly(styrene-co-acrylonitrile) diblock copolymer was prepared by atom transfer radical polymerization.,with CuBr/N,N,N,N",N"-pentamethyl diethene triamine as the catalyst system.

本文以CuBr／nN，N，N，N&，N&-五甲基二亚乙基三胺为催化体系，研究了原子转移自由基聚合法PSt-b-P两嵌段聚合物的合成。

The minimum accumulation occurred at 96 h, at which transcripts were only 0.07 fold of that in uredinisopore. During incompatible interaction between Pst and wheat, PsCdc2 was down-regulated and its accumulation was lower than that in urediniospore.

在非亲和组合中，该基因表达基本呈下调趋势，在接种后各个时间点的表达量均低于在夏孢子中的表达量，其中接种后12 h时表达量最高，但仅为夏孢子中表达量的0.34倍；接种后96 h表达量最低，为夏孢子中表达量的0.02倍。

Real time RT-PCR analysis showed that in compatible interaction between Pst and wheat, PsCdc2 was up-regulated at early stage of infection. The maximum induction occurred at 12 hpi, at which transcripts were 1.62 fold over that in urediniospore. From 24 to 268 hpi, the accumulation of transcripts decreased steadily.

实时荧光定量RT-PCR结果表明，在亲和组合中，该基因在条锈菌接种小麦的前期上调表达，其中接种后12 h时表达量最高，约为夏孢子中表达量的1.62倍，接种后24-268 h，基因表达基本呈下调趋势，其中96 h基因表达量最低，仅为夏孢子时期的0.07倍。

A Delta II rocket carrying the spacecraft launched at 6:09 a.m. PST (9:09 a.m. EST) from Vandenberg Air Force Base in California. The rocket deposited WISE into a polar orbit 326 miles above Earth.

太平洋时间14日早晨6时9分，范登堡空军基地的德尔塔II型火箭运载WISE发射升空，并在极地轨道326英里处成功分离。

Continuous growth of dendrons from G1.5 to G4 at the both ends of PSt chains was carried out by the iterative Michael addition reactions with excess PZ and following TT. Structures of the triblock polymers were characterized by GPC and ~1H NMR spectra.

随后，聚合物链末端反复用过量的哌嗪和TT进行迈克尔加成反应，使树枝状聚酰胺胺嵌段不断增长，得到G1.5到G4的嵌段共聚物。

The morphologies formed were characterized by SEM and DLS methods, and spherical particles with various sizes were observed.5. To obtain a amphiphilic dumbbell-shaped copolymer, we successfully synthesized dendritic-linear-dendritic triblock copolymers composed of linear polystyrene and poly dendrons.

树枝状共聚物最外层PSt-PNAS链段利用乙二胺和NAS活性酯的取代反应交联，同时，中间的聚丙交酯段被降解，得到纳米空心球，用SEM和DLS进行观测和表征。5。

Thus, it is quite necessary to deeply investigate some related problems, such as stray light transfer, stray light analysis and calculation, stray light suppression method, and baffle system design, bi-directional reflectance distribution function of material surface, and accurate quantitative analysis and measurement of stray light performance of optical systems, like point source transmittance etc.

因此，对系统杂光的产生和传输、分析和计算、杂光抑制措施的采用与遮光系统的设计、材料表面BRDF以及系统杂光PST的定量测试等方面进行深入研究，是非常有必要的。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了