查询词典 cross-stratification

And those collision cross sections may be determined by fitting the simulation results from experiment data. At first, we calculate the effective ionization coefficients/N and drift velocity Ve of pure gas to determine collision cross sections in this paper, and the calculated results are agreement with the experiment data.

本文首先建立单一气体电子崩发展的蒙特卡罗模拟方法，用得出的电子崩参数与实验结果比较的方法，计算单一气体的/N和漂移速度Ve，并与实验数据比较，以确定碰撞截面的准确性。

Classic Disney Bambi Dumbo Cross Stitch Patterns Classic Disney Bambi Dumbo Cross Stitch ...

经典迪士尼bambi小飞象交叉缝合模式经典迪士尼bambi小飞象跨缝。。。

The experimental results show that the naphthalocyanine lead owns good optical limiting performance, and the ratio of effective excited-state absorption cross section to ground-state absorption cross section of naphthalocyanine lead is approximately to 15.21, which is larger than that of naphthalocyanine copper.

实验表明，萘酞菁铅具有良好的光限幅特性，它的有效激发态吸收截面与基态吸收截面的比值约为15.21，大于萘酞菁铜。

In order to deal with the irregular cross section of the milling cutter, the cutter effective cross section coefficient and effective radius coefficient are introduced to determine the inherent frequency of cutters for various cantilever lengths and radii.

针对铣刀刀杆截面形状不规则的特点，引入截面系数和有效半径系数的概念，提出了不同悬臂长度和半径的铣刀刀杆固有频率计算方法。

It researches the regularity of A(geometrical cross section area of valve),Sc(obtained by the definition of effective cross section area of valve),Sa and Sv(obtained by sonic velocity air exhaust method) to the change of the opening of valve,x...

研究了A，Sc(根据试验由有效截面积S的定义算出)，Sa及 Sv随阀开度x变化而变的规律，通过对比探讨了求解以上各种有效截面积方法的可靠性及相互关系等。

It mainly studys approximate engineering synthesis algorithm about effective cross section area of valve, Sa, which synthesis by geometrical cross section areas of restrictor in valve flow channel.

重点研究了由阀流道节流口几何截面积合成阀有效截面积 Sa 的近似工程合成算法。

It is established that one close channel will be thought in the partial wave cross sections of elastic collision and rotational excitation. Five close channels must be considered in the partial wave cross sections of vibrational and rotational excitation at least.

结果表明：在研究氦氢碰撞体系的弹性碰撞、纯转动激发时，可以只考虑1个闭通道的影响，但在研究振转激发分波截面时，至少要考虑5个闭通道，才能得到比较准确的计算结果。

This ancient, cross-cultural embroider y technique is also known as counted cross-stitch.

这个古老的，跨文化的刺绣技术也被称为计算十字绣。

Taking part in the first-aid training hold by Beijing Red Cross. With written-based and practical exam, receiving junior first-aid certification awarded by Beijing Red Cross. Mastering cardio-respiratory resuscitation, elementary hemostasia and enswathement and stretcher displacing.

参加了由北京市红十字会组织的急救员培训，进行了笔试与实践的考核，并取得了由北京市红十字会颁发的初级急救员证，熟练掌握了心肺复苏术，初级止血包扎和伤病员的担架转移。

By alternate construction of fair-faced concrete wall,floor slab and 3 scissor-type ramp s,cross arrangement of cross ramp s was avoided in structure,construction joints were reduced and quality requirement of fair-faced concrete was thus ensured.

清水混凝土墙体、结构楼板与三条剪刀式设置的跃层坡道穿插施工方法，解决了结构上多条坡道交叉设置，与结构楼板、结构墙体穿插施工，减少并淡化施工缝，从而保证了清水混凝土质量要求。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。