用量

Increasing the selective reduction ability of NOx under lean burning condition, enhancing the thermal stability and decreasing the light-off temperature of the catalysts are the three keyresearching hot points in the area. And quality of the honey comb g-Al2O3 coatings, additives and the preparation parameters are the major effectors of the catalytic activation of the catalysts.

目前对单钯三效催化剂的研究的热点和难点在于：1 提高催化剂对氮氧化物的选择还原能力； 2 增强催化剂的高温热稳定性；3 降低催化剂的起燃湿度。g-Al2O3 性能质量、助催化剂的选择及用量、涂层及催化剂的制备工艺等对单钯三效催化剂的催化活性起决定性作用。

And no one has come close to finding a recommended number of cups per day for optimum health.

此外，也没有一个人找到了对健康最为有益的每天咖啡饮用量。

The types of solvent, content of solvent and extracting time were studied in comparison with the traditional extraction method.

研究了溶剂种类、用量和提取时间对提取率的影响，并与索氏提取法进行对比。

The effect factors were complex,however,the quantity relation between the RPC fluidity and its effect factors could not be expressed with a uniform numeric formula.

目前，主要采用的配制方法是选取特定的原材料，通过试配试验确定各组分用量对RPC性能的影响，从而以此为先验信息根据经验得出RPC的优化配合比和其相应的各项性能指标[1-2]。

The invention provides a fuel cell carbon platinum-carried compound catalyst with small amount of platinum and high catalytic activity, and a preparation method thereof.

本发明提供了一种铂用量少且具高催化活性的燃料电池碳载铂复合催化剂及其制备方法。

The results show nano-scale emulsion, stable polymerization and good performances if the SLS is mixed with OP at mole ratio of 2 to 1; the amount of compound emulsifier is 4% and the solid content of emulsion is 40%.

结果表明，当乳化剂为SLS/OP复合乳化体系、其物质的量的比为2∶1、乳化剂用量为4%、乳液固体含量为40%时，可以得到纳米尺度的苯丙乳液，聚合反应稳定性和乳液性能良好。

Through plots experiments and 49 field comparison experiments in four seasons of two years, the impacts of different compound proportion of N, P, K and manure on the rice yield were studied.

通过2年4季的小区试验和49个大田对比试验，研究氮、磷、钾及有机肥不同用量配比对杂交水稻产量的影响。

In recent years,the research showed that the concrete made with magnetic water can improve the compressive strength.

水作为混凝土的基本组分之一，其用量对混凝土的流动性、强度、耐久性等性能有很大的影响。

With the corresponding flow parameters measured through the experiments and the criterion equation mentioned above,the correlation formula of degassing efficiency of flow of gas/liquid two-phase flow through corrugated multicup isoflux gas anchor is obtained through the regression analysis using the least square method and the Gaussian elimination.The influences of the number of arris and concave depth and angle on degassing efficiency are analyzed.

利用量纲分析方法建立了气液两相流体在瓦棱状多杯等流型气锚中流动的准则方程；根据室内实验测得相应参数和准则方程，利用最小二乘法及高斯消去法进行回归分析，得到气液两相流体在瓦棱状多杯等流型气锚中流动时脱气效率的关联公式，并分析了棱数、凹入深度、角度对脱气效率的影响。

The effects of concent of catalyst, pH value and lamp-house on the catalytic oxidation were investigated.

考察了催化剂的用量、pH值及不同光源对降解作用的影响。

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％。