Even the chemical synthesis model sand can not satisfy the need of silt dynamics research in different similar scale for the expensive self - cost and unchangeable density 而采用合成的树脂颗粒作为模型沙，成本较高，且过于圆滑，亦不能根据相似比尺的要求调整其密度，给泥沙动力学研究造成不便。
In the past it was thought that brain growth was a static and unchangeable fact . instead , the institutes have demonstrated that brain growth is a dynamic and ever changing process 过去，人们往往认为智力的发展是静止不能改变的。相反，我们协会证明了智力的发展是可变的而且是永远在变化的过程。
For the background is unchangeable , this paper adopts dct commutation with dpcm , rlc coding , and huffman " s coding arithmetic of image compressing , and gets favorable effect 由于背景不变，本文采用dpcm (差分脉冲编码调制)结合dct变换、 rlc编码和哈夫曼编码图像压缩算法，并取得良好的效果。
When the regretless anticipation that the sea breeze carried over the land & the ocean , a moment about a deep breathing , there is filled of unchangeable & forever love & care for you from the bottom of my heart 当海风携着没有遗憾的期待飞跃陆地和海洋，深呼吸的瞬间，肺腑中是对你不变的爱和牵挂。
However reality differentiates from expectations , there is one thing that is unchangeable : nobody nor anybody could have sabotaged this perfect night i had all by myself 不过无论实际上与所期望的相差多少，有一点是无法改变的：我是来这放松的。所以没有任何人、或事情可以破坏我这与自己独处的夜晚！
Finance is the core of contemporary economy . so it is the unchangeable law focus on the ways to regulate financial industry and orientate regulatory pattern in the market economy countries 金融是现代经济的核心,因此,如何对金融业进行监管和监管模式如何定位历来是市场经济国家法律应然的关注重点。
The economic globalization is an unchangeable objective trend for most countries of the third world , and a developing process of an inevitable challenge and both advantages and disadvantages 摘要经济全球化对广大的第三世界国家而言是一种不可逆转的客观趋势，是一个无法回避的挑战和利弊互见的发展过程。
Nasb ： so that by two unchangeable things in which it is impossible for god to lie , we who have taken refuge would have strong encouragement to take hold of the hope set before us 吕震中本：好让我们这些逃难的人、藉这两件不可更改的事、就是上帝所不能撒谎的、得强有力的鼓励，去抓住那摆在我们前头的指望。
Exploring new technology , pursuing excellent quality , providing the customers with quality service andcreating the staff with enough development space are our long - term and unchangeable ideas 探索高新技术、追求卓越的产品品质、提供客户满意的优质服务、创造员工期望的发展空间，是我们长期以来秉承的理念。
The present age and society is so different from ancient times , that of course , our rules of etiquette will be different from those followed by the ancients ; however , the principle behind them unchangeable 今日的时代与社会，在经历了这麽大的变迁之后，古人所定的礼仪当然可以不同，但是原则却是不可移易的。
