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Researchers discovered only recently that inaccessible subglacial lakes in Antarctica periodically shed huge quantities of water.

研究人员最近发现，南极冰层下隐秘的湖泊会发生周期性的倾泻。

Researchers discovered ssbbww.com recently that inaccessible subglacial lakes in Antarctica periodically shed huge quantities of water.

研究人员最近发现，南极冰层下隐秘的湖泊会发生周期性的倾泻。

Data collected by a satellite launched in 2003 - the Ice, Cloud and Land Elevation Satellite, or ICESat - revealed a complex network of subglacial plumbing in which water periodically cascades from one hidden reservoir to another.

美国宇航局2003年发射的"冰云和地面高度卫星"收集的数据显示，南极冰层下有一个复杂的湖泊排水网络，湖水会周期性地从一个隐秘的湖泊流向另一个湖泊。

Data collected by a satellite launched in 2003 - the Ice, Cloud Land Elevation Satellite, or ICESat - revealed a complex network of subglacial plumbing in which water periodically cascades from one hidden reservoir to another.

美国宇航局2003年发射的"冰云和地面高度卫星"收集的数据显示，南极冰层下有一个复杂 www.dDdtt.com 的湖泊排水网络，湖水会周期性地从一个隐秘的湖泊流向另一个湖泊。

The results showed that the enhanced stirring action of the liquid metals in weld pool due to peak-current fluctuating periodically under single-wire synergic pulsed MIG welding decreased temperature gradients and increased heterogeneous nuclei within the region of constitutional supercool...

试验结果表明，单丝复合脉冲焊接时，峰值电流周期性变化引起的熔池液体强烈的搅拌作用，使熔池的温度梯度降低，固液界面前沿成分过冷区中的形核核心增加，促进了焊缝组织的细化，提高了焊缝的强度和塑性。

I start with a large tactual cell and decrease the size periodically as the child's Braille skills increase.

这使学生们保持了对课堂学习的兴趣。

In old China, hand-written records of individual families and cla were pai takingly and accurately compiled, and periodically updated, for the benefit of their succeeding generatio of descendants.

在古代的中国，手书家谱和宗谱的编制工作非常艰辛，但却很精确，而且还定时增补。这一切都是为了子孙后代。

The findings suggest that this teaching hospital should periodically monitor the air for microorganisms.

本研究建议该医院必须定期监测室内空气的微生物。

The wavelength tenability of QPM-OPOs has been theoretically analyzed based on the Sellmeier equation of periodically poled crystals and the QPM theory.

基于周期极化晶体的Sellmeier方程和准相位匹配理论，对准相位匹配光参变振荡器的调谐特性进行了理论分析。

During the first season of operation, and periodically after that, check your bolts for tightness.

在首次使用时，应当周期性的检查农具的所有螺栓的紧固性。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。