查询词典 double-acting

However, despite such categorical pronouncements as "…the above shows that the ring is not the fundamental system for associative algebra of double composition "found in [Vandiver,1939], semirings never became popular and the interest in them among algebraists gradually petered out, although it never died completely.

这些年来，半环被各类研究者所探究或者是在他们的本身及尝试从半群理论和环论中拓展研究方法，或者联系于各种应用。然而，尽管这种范畴的看法"…上面表明环不是最基本的系统对于双复合结合代数"（这句话出自[Vandiver ，1939]）。半环没有受到他们的欢迎和引起他们的兴趣进而逐渐淡化，尽管没有彻底的消亡。

The test was carried on in double-blind for one month. The data of VA,diopter and signs of asthenopia was assessed and analyzed statistically.

一个月后观察眼部症状、视力及眼屈光度的变化，资料进行统计学分析。

Which provides that "double-headed eagle is the tsar Alexei Mikhailovich and the maharaja of His Majesty, Great Russia, a small Russian, Belarus dictator and protector, all the Russian tsar's throne marks","Three Crown, on behalf of His Majesty the Tsar of three powerful and glorious conquest of the kingdom - Kazan, Astrakhan and Siberia."

其中规定，"双头鹰是沙皇和大君阿列克谢·米哈伊洛维奇陛下，大俄罗斯、小俄罗斯、白俄罗斯的独裁者和保护者，全俄罗斯沙皇的君权标志"、"三个王冠，代表沙皇陛下征服的三个强大而光荣的王国——喀山、阿斯特拉罕和西伯利亚"。

A double sulphate of aluminum and potassium that is used as an astringent.

一种双重精度的铝和用来作为收缩剂的钾。

In a three-month double-blind trial, 71% of people taking ASU, but only 36% of those taking a placebo, were able to decrease their pain medicine or anti-inflammatory medicine by more than 50%.

在3 88个月的双盲试验中，71％的人采取亚利桑那州立大学，但只有36服用安慰剂的人群％，能减少他们的止痛药或抗抗炎药超过50％。

If we can get, a multiparameter asymptotic expansion of double-quadratic isoparametric finite element errors on coarse grid with respect to independent grid setps , we can get several splitting extrapolation formulas.

只要我们对粗网格上的双二次等参有限元的误差可以证明对独立步长有多变量渐近展开式，我们就能得到分裂外推公式。

The finite element method was combined with homogenization theory based on asymptotic expansion for predicting effective properties of crystal polymer nanocomposites, double nanoscopic level homogenizations and one microscopic homogenization were used.

利用数学上的渐近均匀化理论，结合有限元方法，经二次纳观层次的均匀化和一次细观层次的均匀化，预测了聚合物基纳米复合材料的有效性能。

Both single and double-stable limit cycle flutter states are found in wind-tunnel test. And the conclusion is proofed that the equivalent linearization based on the second order asymptotic solution of KBM method is more accurate than that based on the first order one, which is equivalent to the conventional harmonic balance method.

风洞实验时，吹出了单、双稳定极限环颤振情形，并验证了基于KBM二次渐近解的当量线化分析比KBM法一次渐近解的当量线化分析要精确一些的结论。

A reporter who is currently at a loose end, and a double faced video girl. When they meet each other online. A weird emotion adventure is going on.

一个赋闲在家的记者，一个有着两张面孔的视频女郎，无意问在网上相遇，从此开始了一段不被允许

The result is a double zero at infinity.

结果是双重零在无限。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。