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- A glassy,usually yellowish gray variety of orthorhombic pyroxene having a magnesium silicate base,mainly MgSiO3,usually found embedded in igneous rocks and meteorites. 顽火辉石一种象玻璃似的，常为淡褐灰色的正方晶辉岩，具有一个镁硅酸盐基，主要为硅酸镁MgSiO3，通常可在火成岩及陨石中发现。
- This is most effective if a specific receptor blocking agent is available to counter the effects of a given agonist. 在这方面最有效的是利用特效的受体阻滞药对抗特定激剂的作用。
- A glassy, usually yellowish gray variety of orthorhombic pyroxene having a magnesium silicate base, mainly MgSiO3, usually found embedded in igneous rocks and meteorites. 顽火辉石一种象玻璃似的，常为淡褐灰色的正方晶辉岩，具有一个镁硅酸盐基，主要为硅酸镁MgSiO3，通常可在火成岩及陨石中发现
- Covalent binding of antibody is particularly beneficial if a detergent has to be used as the blocking agent of the residual surfaces. 如果去污剂作为残留表面的封闭剂，那么抗体的共价结合就特别有用。
- It seems reasonable to conclude that Toosendanin is a presynaptic blocking agent. 这些结果表明，川楝素是一个选择性地作用于突触前的神经肌肉传递阻遏剂。
- The base block at the intersection of the baseboard and the vertical trim around an opening. 勒脚在踢脚板和通道周围竖直的镶边装饰相交处的底板
- Aqueous PUA dispersion based on aromatic isocyanate was prepared with blocked prepolymer.The blocking agent with enol keto stucture( BAEK) .diethyl malonate( DEM) , was used to prepare the dispersion. 采用具有烯醇结构的封端剂,用反应活性较高的芳香族异氰酸酯制备了聚氨酯-丙烯酸酯(PUA)水分散液。
- The performance of block agent effect the effectiveness of blocking,so laboratory and field experiment of polymer gel block agent were done to enhance its blocking effectiveness. 堵剂的性能直接影响封堵效果,为进一步提高封堵成功率和驱替效率,对聚合物凝胶封堵剂进行了室内性能评价和现场试验。
- A study on silicate based water stabilizers 硅系水质稳定剂研究
- Use core flow experiments, study the indexes include: block agent injectivity in different permeability formation, the intension after gel forming, shut off rate. 采用单岩心物模实验，考察了堵剂在不同渗透率地层中的注入性，成胶后的强度、封堵率、封堵保持率等封堵行为指标。
- Maleic acid Chlorphenamine Maleate is H1 receptor blocking agent which can repress the expansion of microhemopipets caused by histamine and increase the permeability of capiilary vessels. 氢溴酸右美沙芬力镇咳药，通过抑制延髓咳嗽中枢产生镇咳作用；马来酸氯苯那敏为H1受体阻断药，可对抗组胺引起的微血管扩张和毛细血管通透往增加。
- The contact of block to block is the association of sentence to sentence, and the base blocks are sentences conditioned in the modes (1) and (2) to non-verbal stimuli. 砖与砖之间的接触相当于句子与句子之间的联系，底砖相当于通过模式（1）和（2）与非言语刺激建立起条件作用的句子。
- PD98059 can adhere to disactivated MEK1 ATP locus to inhibit the effect of Raf, therefore block the phosphysating activation of ERK1/2 by MEK1, PD98059 is an ideal blocking agent for in vitro study on the effect of ERK pathway in cell lines. 因此目前有关ERK抑制剂的研究较多,其中PD98059可特异性阻断ERK上游分子MEK对ERK1/2的磷酸化活化,是体外研究ERK通路在细胞中作用的理想阻断剂。
- During the treatment course, tachypnea was noted, despite a high level of sedatives and neuromuscular blocking agents. 因为呼吸急促，我们使用了高剂量的安眠剂及肌肉松弛剂，但发现病人依旧呈现呼吸急促。
- The characteristics, protective principle and application of Sterically hindered silane blocking agents were reviewed. 摘要综述了位阻型硅烷化试剂的特点、保护原理和应用。
- Effect of a silicate based additive on hydrogen production from kitchen waste 添加剂对餐厨垃圾厌氧发酵产氢的影响
- The influences of different monomers,blocking agents and synthesis processes to the thickening ability are investigated. 考察了不同单体、封端剂以及反应工艺对产物增稠性能的影响;
- The results showed that the blocking reaction was a second order reaction and various blocking agents had different reaction rate constant. 结果表明，六亚甲基二异氰酸酯的封闭反应是二级反应，不同的封闭物，反应速率常数不同；
- Abstract： The characteristics, protective principle and application of Sterically hindered silane blocking agents were reviewed. 摘 要： 综述了位阻型硅烷化试剂的特点、保护原理和应用。
- The physiological activities of endothelin,and development in endothelin receptor blocking agents were reviewed in this paper. 本文对内皮素和内皮素受体的生理活性及其受体阻断剂的发展进行了综述。
