有奖纠错
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Fluid is conveied to bit nozzel through drill string from pump is a transient state flowing with pressure wave, which makes the fluid jetted out from nozzel has certain pulsation.

从钻井泵经过钻柱内到钻头喷嘴的流体一种瞬态流动,存在行波,使从普通喷嘴射出的流体有一定程度的脉动

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ergonomics, ergonomist, ergonomy, ergonovine, ergonovinine, ergopartin, ergophile, ergophobia, ergophobiac, ergophore,

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3G, 401(K), a,

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海底两万里(原版)

My heart was pounding mightily. I couldn't curb its pulsations.

此时,我无法控制自己脉博跳动,我心剧烈地跳着。

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八十天环游地球

" I, Mr. Fogg" ! replied Aouda, checking the pulsations of her heart.

" 我,福克先生!… … " 艾娥达夫人压制着自己那颗在剧烈跳动心,回答说。

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变得智慧

One thing it does is create what they call T-Sonic pulsations.

它产生种现象被称为T-Sonic脉动。

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天文学百科 The Astronomy Book (Big Ideas Simply Explained)

The star stops shrinking and begins to expand again, starting a new pulsation cycle.

止收缩,并开始再次膨胀,启动了个新脉动周期。

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1The Eternal Validity of the Soul

They change both their form and their pulsation.

他们改变了他们形式和他们脉动

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早期课95

I mentioned sessions ago the connection between negative matter and positive matter, concerning the pulsations of energy into atoms in your universe.

我在几节课前提过负物质与正物质之间联系,与能量脉动进入你们宇宙中原子有关。

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双蓝蓝眼睛(上)

And he did discover it at last—some flowers upon the table being set throbbing by its pulsations.

他终于发现了它——桌上些花正因它脉动而颤动。

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亨利·亚当斯教育(中)

The mere thought of beginning life again in Mount Vernon Street lowered the pulsations of his heart.

要在弗农山街重新开始生活, 他心跳就减弱了。

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周日奥秘揭晓

The " fundamental mode" of these pulsations is the simplest way the star can pulsate.

这些脉动“基频模式”是脉动最简单方式。

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The Sleepy Bookshelf

They persisted in changing color sometimes, and they would be occasionally dilated and contracted by something like a faint pulsation.

它们有时会持续变色,偶尔会因种微弱脉动而扩张和收缩。

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妇女乐园(中)

The slightest noise shook the old hovel which clung to the side of the colossus, and shared in its pulsations.

最轻微声音都会震动紧贴巨人旧茅屋, 并分享它脉动

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周日奥秘揭晓

On the other hand, overtones, also known as harmonics, are more complex modes of pulsation.

方面,泛音,也被称为谐波,是更为复脉动模式。

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The Jordan B. Peterson Podcast

So maybe there's a weird sunspot or starspot, maybe there's a strange flaring activity or pulsation that is mimicking this signature.

所以也许有个奇怪太阳黑子或黑子,也许有种奇怪耀斑活动或脉动在模仿这种信号。

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周日奥秘揭晓

Initially, they believed that the 420-day pulsation cycle was the fundamental mode, and the shorter cycles were overtones.

最初, 他们认为420天脉动周期是基频模式,而较短周期是泛音。

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周日奥秘揭晓

Astronomers concluded that we were wrong about the size and evolution timeline of Betelgeuse by studying its fundamental and overtone modes of pulsations.

天文学家通过研究参宿四基频模式和泛音脉动,得出结论认为我们对参宿四大小及其演化时间线估计是错误

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周日奥秘揭晓

This is analogous to the " fundamental mode" of a star's pulsation, where the entire star is expanding and contracting together.

这类似于脉动“基频模式”, 其中整个在同步膨胀和收缩。

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周日奥秘揭晓

By studying the periods of these pulsations, astronomers can model the conditions inside the star that lead to these pulsations.

通过研究这些脉动周期,天文学家可以模拟导致这些脉动内部条件。

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周日奥秘揭晓

The rhythm of a star's pulsation is driven by a sort of stellar heartbeat, which is set by waves that travel through the star.

脉动节奏是由种类似心跳过程驱动,这个过程由穿过波动设定。

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福尔摩斯探案集:新探案(下)

The pulsation would cease, and then the heart would give six or seven leaps as if it would force its way through the chest'.

脉动止, 然后心脏会跳动六七次, 好像它会强行穿过胸膛。

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周日奥秘揭晓

This pulsation occurs because of the ongoing battle between gravity, trying to crush the star, and the resistance from nuclear fusion energy and gas pressure.

这种脉动是因为重力试图压缩,而核聚变能量和气体压力则抵抗这过程,两者之间持续斗争所致。

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ergostadiene, ergostane, ergostanol, ergostat, ergostatriene, ergosterin, ergosterine, ergosterol, ergostetrine, ergostrine,

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