Deep sleep is associated with slow brain waves, and larks spent 50% more time in such slow-wave sleep than owls did.
睡眠之深与否与慢波有关,而百灵鸟型处于慢波睡眠的时间比夜猫子型多50%甚至更多。
But that willingness was being battered by globalization and multiculturalism and by new waves of immigrants with no deep attachments to America's national identity.
但这种意愿被全球化、多元文化、以及对美国国家认同缺乏深厚感情的新移民潮击垮了。
In order for the tide waves to move fast enough at the equator to keep up with the moon, the ocean would have to be about 22km deep.
即使潮波在赤道上移动的速度跟得上月亮,海洋深度必须为22公里左右。
Von Jouanne and co-workers plopped the buoy in the 15-foot-deep channel and buffeted it with two -, three - and four-foot waves.
Von Jouanne和同事把浮标扑通一声扔进15英尺深的水道,并用2英尺、3英尺和4英尺的波浪冲击了它。
Deep sky, put their minds to write in the blue side of the lake, Jiduo clouds leisurely heart dotted with waves, when the sunlight down, formed the sparkling ripples, water views crosswise.
深邃的天空,把心事写在一方湛蓝的湖面,几朵白云,悠然点缀着波心,当阳光照射下来,泛起粼粼涟漪,水意横斜。
In this paper, the nonlinear diffraction problem is studied with potential flow theory in frequency domain for three-dimensional floating body sailing in waves on deep water.
本文应用势流理论和频域方法研究了三维浮体在深水域波浪中航行时的非线性绕射问题,该问题包括非线性兴波问题和非线性绕射问题。
In this paper we present the principle and technique for measuring velocity of elastic waves in the bedrock with deep holes, and the effective watertight and pressure-proof measures taken.
本文介绍了基岩深孔的弹性波测试原理和测试技术及深孔测试中所采取的有效防水防压措施。
People like the deep ups and downs, the waves of the sea with pressure rushing to save his deeply submerged, and then drowned.
人犹如深海里浮浮沉沉,一波一波的海水带着压力冲过来,要将自己深深地淹没,再淹没。
With the news of a giant jellyfish that sunk a trawler in Japan sending shivers round the seafaring community, what other terrors of the deep have made waves?
十大海怪 本报刊发新闻《巨型水母倾覆日本渔船》后,海上作业机构禁不住要打个冷颤,海底还有其他那 些恐怖的动物兴风作浪呢?
With the news of a giant jellyfish that sunk a trawler in Japan sending shivers round the seafaring community, what other terrors of the deep have made waves?
十大海怪 本报刊发新闻《巨型水母倾覆日本渔船》后,海上作业机构禁不住要打个冷颤,海底还有其他那 些恐怖的动物兴风作浪呢?
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