Ultra-fine tungsten powder was obtained from blue tungsten oxide by hydrogen. The effect of temperature, weight and flow rate of hydrogen on granularity of W-powder also was studied.
以蓝钨为原料，通过氢还原制取超细W粉末，研究了还原温度、装舟量和氢气流量对制取W粉粒度的影响。
What's the rate of change of w when I move like that?
当沿着这个移动，w的变化率如何？
W: Now we've given a CIF Shanghai price for some steel plates. What insurance rate do you suggest we should get?
W：我们现在给一些钢板报了到上海的CIF价格，你建议我们应该保哪种险？
W. S. Rogers: The differential rate is really punishment when the worker does not reach the high fixed standard.
当工人不能达到固定的高标准时，差别工资率实际上对于工人而言就是一种惩罚。
The mechanism of W-CMP was analyzed, the slurry makes a dual function of chemical erosion and mechanical lapping, has an important influence on the polishing rate.
分析了W -CMP的机理，抛光液对W材料表面具有化学腐蚀和机械研磨的双重作用，对抛光速率有着重要的影响。
With the increase of L, its relative weight-growth rate decreases, and W/L value rises.
随着全长的增加，其相对增重率逐渐减少，而W/L值增大。
The theoretical and experimental results show that the proposed algorithm can achieve higher compression efficiency than DCT and the W transform based method in very low bit rate communication.
理论和实验表明，在超低比特率图象通信应用领域，该算法图象压缩效率高，图象恢复效果好。
The influence of depreciation of bilateral exchange rate on bilateral trade balance appears J curve or W curve.
双边汇率贬值对双边贸易收支的影响可能呈现“J”曲线或“W”曲线形态。
In 1958, Professor A. W. Phillips proposed the relational curve between currency wage rate and unemployment rate, which is the Phillips curve primitive shape.
1958年，A .W .菲利普斯教授提出货币工资率和失业率之间的关系曲线，这是菲利普斯曲线的原始形态。
This arrangement would enable the cumulative royalty rate for W-CDMA to be set at a modest single digit level.
这种安排将使得W-CDMA的加权许可费控制在一位数的水平。
It is supposed that the rapid urease test in combination with direct smear examination or the W-S silver method could reveal the positive rate more accurately.
作者认为，应用尿素酶试验同时进行直接涂片法或W -S银染法检查，可进一步提高阳性率。
Rate Saturation in laser chemical vapor deposition of W and Pt films by photolysis or pyrolysis with the increase of the light intensity have been observed.
本文报道在光解沉积钨膜和光致热分解沉积铂膜中观察到沉积速率随光强饱和现象。
Results The external appearance of pellet prepared by extrusion spheronization method was regular round, the pellet size was even, and the pelleting rate w…
结论用挤出滚圆法制备氨咖黄敏胶囊， 造粒容易，效率高，工艺简便，成本降低。
Author concluded that these measures would heighten equipment running efficiency and the standard rate of processed w…
经过整改后，装置运行率、处理达标率都会有很大提高。
Author concluded that these measures would heighten equipment running efficiency and the standard rate of processed w…
经过整改后，装置运行率、处理达标率都会有很大提高。
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