文中还证明了这一非横截交点恰好对应于静态分岔点即电压崩溃的临界点。文中结果对于防止电压崩溃、保证系统安全运行具有重要意义。
In the meantime, it is also proven that the non transversal intersection mentioned above exactly corresponds to the static bifurcation point, i. e. the critical point of voltage collapse.
北西向断裂规模较小,一般为一些横截北东向断裂的扭性断裂(马杏垣,1989)。
Antitheticly, the NW striking faults are smaller and commonly wrench faults to cut the NE striking faults (ma X y, 1989).
计算表明这些频谱中存在一个与湍流外尺度、横截风速有确定关系的峰值频率。
Caleulation shows that there is a peak frequency in these spectrums and the frequency depends on turbulent outer scale and transversal wind.
B is the assumed cross-section of the nucleus.
假定B是核的横截面积。
So, the number of nuclei, 119 if we were to sit and count these as well, is 119. So, we'll multiply that by just pi, r squared, to get that cross-section, and divide all of that by 1 . 39 meters squared.
如果你们数的话,原子核的数是,我们用它乘以πr的平方,得到横截面积,除以1。39平方米。
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