不变

Accumulator society dedicated to environmental protection, comfortable high-tech heating products are the eternal pursuit of the company.

为社会奉献环保蓄能，舒适的高科技供暖产品是公司永远不变的追求。

China may take a more active military role in its region, but the overall balance of power in

中国可能会在本地区发挥更大的军事作用，但是整个东亚地区的力量平衡将会保持不变。

It follows that every reversible adiabatic process is one of constant entropy, and may be described as isentropic.

可见可逆绝热过程都是熵不变的过程，可以把这种过程叫做等熵过程。

A method which combined Wavelet Affine Invariant Function with Convex Hull for object recognition is proposed.

提出一种将小波仿射不变函数与凸壳相结合进行目标识别的方法。

Typical remote imaging distortions are analyzed firstly. For sea area optical images, a Convex Hull of Extended Centroids target global invariant feature extraction method is proposed based on affine geometry theory.

论文在分析成像畸变误差的基础上，针对海域光学遥感图像数据，提出了基于仿射几何理论的扩展质心-凸包目标全局不变特征提取方法。

Problems of controlled invariant distributions of affine nonlinear singular systems are studied in this paper.

研究非线性奇异系统的受控不变分布问题。

During the afflux of the gas, the total flow of the gas remains invariable, so that the influence of the flow to the gas sensor can be eliminated.

在通气过程中，保证总体的气体流量不变，将流量对气敏元件的影响排除在外。

The designing way of this paper about the forebody and afterbody of aerocraft is based on the wave-rider theory, so design the aerocraft upper and down surface separately, besides keeping the length and thickness of forebody and afterbody constant, to some extent ensure the whole aerocraft design target and avoid the conflict with other disciplines, The flow solver takes use of Euler equations, combining with the technique of the unstructured dynamic meshes.

文中对飞行器前后体设计思路基于高超音速乘波体的思想，将飞行器上下表面进行分离设计，在前后体的长度厚度以及发动机的位置保持不变的条件下，较大程度避免了飞行器整体外形布局的改变，从而一定程度上保证了总体设计的目标，大大缓和了与飞行器其他学科设计时的冲突。

I give him a watch as a token of my ageless affection .

我给了他一块表，以示我对他不变的爱。

This is supported by the effective cross section of the air duct being almost constant over this distance.

这一点由此来实现，即，风道(6，20)的有效截面在这段距离上几乎保持不变。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。