A simple nonlinear control method to design the missile autopilot: (system) immersion and (manifold) invariance is presented.
为了克服非最小相位特性造成的设计控制器的困难,介绍了一种新颖的导弹非线性控制算法——(系统)浸入和(流行)不变算法,将导弹的输出跟踪问题转化为系统的镇定问题。
Let X:M n→E N be a smooth immersion of Riemannian manifold (M n,g) into euclidean N-space, and <h> and H the length of the second fundamental form and mean curvature of the immersion X respectively.
设Ｘ：Ｍｎ →ＥＮ 为黎曼流形（Ｍｎ ，ｇ）到欧氏Ｎ—空间的等距浸入，＜ ｈ ＞ 及Ｈ 分别表示浸入Ｘ 的第二基本形式的长度及平均曲率，本文将证明积分∫Ｍ ｎ ＜ ｈ ＞ ｎｄｖ 在保高斯映射的共形形变下是不变量。
Vibration of center submerged pipe of chloromethane converters and its countermeasures;
一氯甲烷转化器中心浸入管的振动及解决办法
H~1-Error estimates for characteristic-finiteelement method of seawater intrusionproblem;
海水入浸问题特征有限元法及H~1-误差估计
Seawater intrusion is modelled as a nonlinear system of coupled two parabolic partial differential euqaitons,of which one is the pressure flow equation and the other one is the concentration equation of convection-dispersion type.
海水入浸问题的数学模型是两个耦合抛物型偏微分方程,其中一个是关于压力的流动方程,另一个是关于浓度的对流扩散方程。
Baptism performed by totally submerging a person in water.
浸礼把人完全浸入水中的洗礼
become thoroughly soaked or saturated with liquid.
变得完全浸入或浸透在液体中。
To make soft by soaking or steeping in a liquid.
把…浸软通过把某物浸入水中使之变软
graphite resistance immersion heater
浸入式石墨电阻加热器
fitterer pyrometer
浸入式热电式高温计
He immersed the knife in boiling water.
他把刀浸入沸腾的水中。
The boy immersed his head in the water
那男孩将头浸入水中。
He dipped his finger in the water.
他把手指浸入水中。
Mary dipped her head into the clear pool.
玛丽将头浸入清水池中。
She dipped her handkerchief in the cool water.
她把手帕浸入冷水中。
The sample flask is immersed in a constant temperature bath.
将试瓶浸入恒温水浴中。
The child dipped a cloth into the water and wrung it out.
孩子把一块布浸入水中，然后取出绞干。
How is gin infused with its taste and aroma?
金酒的味道和芳香是怎样浸入进来的？
near-bit-influx detector
近钻头地层流体浸入检测器
The sheet is then dipped into an ink solution rich in iodine.
然后把片子浸入含有很多碘的墨水中。
He dipped his finger in, to test the heat of the water
他把手指浸入水中试水温。
There is an electric immersion heater, though,
但是有一个浸入式电热水器,
To submerge the head or body briefly in water.
将头或身体短时间浸入水中