鳍

Sprinkled through its deep canyons and high windswept mesas are sandstone arches, hoodoos, pinnacles, domes, and fins.

少量贯穿深峡谷和高处暴露在风中的台地的，是拱形沙岩，峰林，穹地，和鳍形岩。

There are many hospitals and institutes do it, but fin out one which is good.

有许多医院和科研院所做的，但鳍出一所好的。

It had 4 flippers that looked like paddles.

它的四个鳍状肢看起来就像划桨一样。

The embryos are quite advanced in their physical development; their paddles, for example, are already well formed.

在自然界的发展中，有胚胎的物种是相当的高极的物种，比如说它们的鳍已经发展得相当完好。

It was suggested that limiting purse seining with fish attractive device could alleviate over-exploitation on young fish and prevent from recruitment overfishing that would result in resource depletion exemplified by yellowfin tuna fishery in the Indian Ocean.

以印度洋黄鳍金枪鱼渔业为例，计算了其补充型过度捕捞的生物学参考点，提出限制围网诱鱼装置作业，减少幼鱼资源的过度开发，防止补充型过度捕捞发生引起资源的衰退。

I ve temporarily bolted the shrouds to the hull to hold them in place while connecting the fins.

我已经暂时螺栓的整流罩，以船体举行他们在的地方，而连接鳍。

The fins were made of minimal size, for two reasons: to minimize weathercocking; and to provide dynamic stability, but statically "neutral" stability.

该鳍发了言最小规模，原因有两点：以尽量减少weathercocking ；和提供动态的稳定，但静态的&中立&的稳定。

Calm down,now,alternate wiggling your fins and your tail.

先冷静一下，然后，交替摆动你的鳍和尾巴。

The system consists of radio frequency band pass filter, local oscillator and sub-harmonic mixer.

文中对构成电路的鳍线及其不连续性和构成系统的三个部分分别做了研究。

In the black volcanic sand was left the trails of their tiny fin prints.

它们在黑色的火山沙上只留下了小小的鳍状印迹。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。