Equation 13.3-9 is of the Van der Pol form.

The British ambassador served up Pol Roger and crustless sandwiches for several hundred.

英国大使提供了价值成百美圆的PolRoger香槟和无壳三明治.

This was what a king's palace, a Louvre, a Hotel de Saint-Pol was then.

这就是当时一座宫殿 、 一座卢浮宫 、 一座圣波尔行宫的情况.

It is useful against vehicles, ammunition, POL and enemy observers.

可对付车辆 、 弹药库 、 油库或敌军观察员.

The shifting winds of popular opinion determine the direction taken by the ver-campaigning pol.

不断变化的大众舆论的风向决定着这位连连竞选的政客的行动方向.

Enter POL in the media code box and click the Verify button.

输入油料在媒体上的代码框,并点击验证按钮.

High reliability of engine system can ensure high reliability of POL equipment.

军用油料装备动力系统的高可靠性是装备可靠性的重要保证.

his most recent visit to Poland

他最近到波兰的访问

Poland has a common border with Germany.

波兰和德国接壤.

Ortega's cheerful landscapes are the polar opposites of Miller's dark, troubled portraits.

奥尔特加明快的风景画同米勒阴郁的肖像画截然相反。

This makes the polarization of the polar differences in a potential to gradually balance.

这就使两极的极性差别逐步在某一电位得以平衡.

You see icecaps melting almost everywhere at the polar areas.

在极地,你可以看到到处都有冰盖在融化.

polar attraction

极向引力

...economists at polar ends of the politico-economic spectrum.

政治经济观点完全对立的经济学家

The parents' position is often the polar opposite of the child's.

父母的观点常与孩子的完全相反。

the polar regions

极区

Warmth melted some of the polar ice.

温暖的天气融化了一些极地的冰雪。

The Antarctic species have few special adaptations for polar life.

南极的物种对极地生活几乎没有什么特别的适应性改变.

Because water is polar, it can break down solids and gases.

因为水是极性的, 因此它能分解固体和气体.

As our climate warms up, the polar ice caps will begin to melt.

随着地球气候逐渐变暖,极地的冰冠将开始融化。

...the rigours of life in the polar regions...

在极地地区生活的艰苦