查询词典 fin stabilization

By the finite element method model, Natural frequency and vibration model of some project fin-stabilitde sabot-discarded penetrator during launching are calculated and analyzed.

利用建立的三维有限元模型，计算分析了30阶尾翼稳定脱壳穿甲弹的振动固有特性，得到了各阶振动的固有频率及响应振型。

A reddish - blue percoid marine food fishof deep Atlantic waters,having a fleshy flap on the nape and small yellow spots on the upper sides and fin s.

瓦片鱼一种生活在大西洋深海里的红蓝色鲈亚目食生鱼，颈背有一个肉质的垂下物，身体上部和鳍上有黄色的小斑点

On a background of softest seafoam, with a wing-shaped fin worked in shades of fuschia, periwinkle and teal, she is a part of the mysterious, impetuous sea captured forever on canvas.

在柔软的海泡石的背景下，有着翅膀状的鱼鳍，在玫红紫色和蓝绿色交织的夜色下，她永远是画布上神秘莫测而又奔腾激烈的大海的战利品的一部分。

This paper describes the research on production in pilot plant scale of n-paraf-fin yeast in China in recent years.

本文叙述了近十年来我国对正烷烃酵母研究的进展。

It took the gi a nt public works project known a s World W a r II — a project th a t fin a lly silenced the penny pinchers — to bring the Depression to a n end.

是那个巨大的称为"二战"的公众就业工程把大萧条终止的，也让那些絮絮叨叨于小钱的人闭嘴了。

For the first 3-6 months, you really shouldn't worry about turning or doing maneuvers, so whether your board is a swallow tail or a pintail or even if it only has one fin is really pointless.

开始的3-6个月里，你不用过于担心转弯和制动，因此不管你的板子是燕型板尾，鸭尾型或者只有一个尾鳍这都不是要点。

Holds that the air volume under the wet cooling condition should be taken as an assessment criterion in stead of that when dry cooling, that the fin pitch of the coil pipe should be optimised to keep proper cooling capacity, and that the number of water passages should be doubled to reduce the resistance within the limits stipulated in the standard and to improve the heat transfer conditions.

认为应以湿工况风量作为对风机盘管机组的考核标准，应合理确定盘管肋片的片间距以保证表冷器的供冷量，应改进水路结构，降低水阻力。

The correct alignment is the keel fin must right in line with the plumb line, see Example 4 below.

正确的路线是龙骨，鱼翅的权利，必须在符合铅垂线，见下面的例子4。

This is often the tail-fin shape plunger due to excessive thickness.

这往往是柱塞尾部翅形体过厚所致。

Some contrastive experiments were carried out to study the difference between the two-joint robotic fish and a one-joint oscillating caudal fin propulsor, which says that the rear passive joint is essential to the reduction of drag period in the whole propulsion cycle.

实验结果表明该两关节仿鱼水下推进器比单关节尾鳍摆动式水下推进器在相同实验条件下具有更高的推进速度。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。