查询词典 h.

Therefore, its necessary to conduct the research and development of H.263 in soft wares, whose qualities are flexible ,cheep and easy to maintain.

其特点是灵活性、低成本和便于维护。本论文重点研究了H.263视频编解码软件开发的方法。

The sensibitity of central chemoreceptor to H���is about 25 times of that of peripheral chemoreceptor.

中枢化学感受器对H＋的敏感性约为外周化学感受器的25倍。

Increasing H+ or decreasing PH can faster respiration. It is the effective stimulator to chemoreceptor.

H+增多或PH下降可使呼吸运动加快，它是化学感受器的有效刺激物。

Main influential factors on the improvement of H-PRVEP is severity of primary optic atrophy. The time length of compression of optic chiasm and volume of tumor also have influence to a certain extent.

影响H-PRVEP改善的因素主要是原发性视乳头萎缩，肿瘤大小常能反映视交叉受压时间的长短，对视觉功能有一定影响。

1 At a reaction temperature of 100 ℃ and a reaction time of 30 min to give 2,which was then subjected to condensation reaction with p-propoxy mandelic acid in the presence of phosphoric acid at a molar ratio of m(2)∶m( p-propoxy mandelic acid )∶m=1∶1∶1 at a reaction temperature of 60 ℃ for 3 h to yield 3,which was further oxidized by chloranil to give t.

对现有分散红356合成工艺进行了优化，以n∶n=1.2∶1投料，100℃反应30 min得缩合物2，再在等质量磷酸催化下与分批加入的等质量对丙氧基扁桃酸60℃缩合3 h得缩合物3，经温和氧化剂四氯苯醌氧化得标题化合物，总收率55%。

The local lesion assay indicated that: contacted with TMV infected leaf juice dilution over 12 h, the disinfestants whose inactivation ratio of TMV above 80% are as follows: 7% sodium hypochlorite at 10 μLL^(-1), 30% chloride of lime at 15 mgL^(-1), 40% Yubao at 75 μLL^(-1) and 98% potassium permanganate at 20 mgL^(-1), 10% chlorine dioxide at 25 mgL^(-1) inactivation ratio of TMV less than 50%.

结果表明，与TMV病叶汁液2万倍稀释液接触12 h，体积分数7%有效氯次氯酸钠10μLL^(-1)、质量分数30%有效氯漂白粉15 mgL^(-1)、体积分数40% N-羟乙基亚甲胺多聚物75μLL^(-1)和质量分数98%高锰酸钾20 mgL^(-1)对TMV的抑制率高于80%，质量分数10%二氧化氯粉剂25 mgL^(-1)对TMV的抑制率低于50%。

The experimental results show that:Under the conditions of reaction temperature 350℃,space velocity 4 800 h~(-1)and volume ratio of air to waste gas 15,the conversion rates of chloromethane and total hydrocarbon are all larger than 99%;There is almost no phosgene generation;HCl in the tail gas of oxidation can be well absorbed by NaOH solution;The activity of the catalyst usingγ-Al_2O_3 a...

实验结果表明：在反应温度为350℃、空速为4 800 h~(-1)、空气与氯甲烷废气的体积比为15的条件下，氯甲烷转化率和总烃转化率均大于99%，催化氧化过程中基本不产生光气；催化氧化反应后尾气中的HCl用NaOH溶液作吸收剂的吸收效果较好；γ-Al_2O_3为载体的催化剂活性基本稳定。

MethodsThe antipyretic activity of ***PS was observed in rats with high temperature induced by dried yeast and 2,4-dinitrophenol; biliary duct cannula bile at 0.5,1,1.5,2,2.5 h after intraduodenal administration in rats was collected and counted to observe the effect of ***PS on biliary secretion;the weight of cholecyst in mice was counted to observe the effect of ***PS on the cholecyst of mice;the acute toxicity test of ***PS was done with mice.

方法采用干酵母、2，4二硝基苯酚致大鼠发热的模型观察玉米须多糖的解热作用；采用胆管引流法分别收集并计量给药后0.5，1，1.5，2 ，2.5 h的胆汁的方法观察***PS对肝脏分泌胆汁的影响；采用测定小鼠胆囊重量的方法观察***PS对胆囊的影响；对***PS进行了小鼠急性毒性实验。

Men of the choleric type take to kicking and smashing- H.G.

易怒的人喜欢踢和打碎东西-h.g。

The interface connecting between WC particles and high chrome cast iron was studied by using H 800 TEM, WE 10 and MM 200 testers, and the courses of removing WO 3 film on the WC particles and conducting the slag were analyzed with the help of thermodynamic calculations.

利用 H- 80 0透射电镜、WE- 10型万能拉伸试验机和 MM- 2 0 0型磨损试验机研究了碳化钨颗粒与高铬铸铁的界面结合问题，并对去除碳化钨颗粒表面的氧化膜和造渣过程进行了热力学计算。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。