把绳子环绕在柱子上。
梳子环保屋在去年开罗的马尔凯国际博览会展出。
The Komb House was presented at the Le Marche exhibition in Cairo last year.
氢的优势是其结构非常简单：一个电子环绕一个质子。
The advantage of hydrogen is its unrivalled simplicity: one electron circles a single proton.
大多数父母不可能放下一年的工作来带他们的孩子环游世界。
Most parents can't take a year off work to show their kids the world.
带着孩子环游世界已经足够难的了，但是尝试着不使用机动交通设备带着孩子环游世界是一个更大的挑战。
Traveling around the world with children is difficult enough, but attempting it without using motorized transport is even more of a challenge.
代数整数环的每个子环都不是归纳环。
Every subring of the ring of algebraic integers is non-inductive.
这套房子环境优美。
本文将完全刻划出无零因子环的所有幂自同态。
In this paper, we will completely characterize all power endomorphisms of rings without zero divisor.
两个克分子环氧与一个克分子A-1100反应。
两个克分子环氧与一个克分子a- 1100反应。
采用自由基溶液聚合法合成了阳离子环氧丙烯酸树脂。
The title cationic epoxy acrylic resin was synthesized with the method of free-radical solution polymerization.
硅烷偶联剂亦用于许多通用的砂子环氧型复合材料中。
Silane coupling agents are also used in many commercial sand-epoxy-type composites.
当王子环顾周遭的树篱时，他觉得要穿过去一定会很困难。
When the prince looked about the wall of thickets, he felt that it would be difficult to go through them.
文章结果对研究量子环的光跃迁及光谱结构有重要指导意义。
The conclusions of this paper will provide important guidance to investigating the optical transitions and spectral structures in quantum ring.
研究了其三个子环境的结构、特点和功能以及相互之间的关系。
The relationship among three sub-environments and the structure, feature and function of each sub-environment are discussed.
给出猜测“包含有限极大子环的环是有限环”的一个简短证明。
The present paper presents a short proof of the conjecture that a ring with a finite maximal subring is a finite ring.
热电子环能降低不稳定性的增长率，减少等离子体的反常输运损失。
Hot electron ring can reduce growth rate of the instability and anomalous transport flux.
通过对环的幂自同态结构的研究，刻画出无零因子环的所有幂自同态。
In this paper, we will completely characterize all power endomorphisms of rings without zero divisor.
空间高能粒子环境由银河宇宙射线、太阳宇宙射线及地磁捕获粒子组成。
The space particle environment is composed of galactic cosmic rays, solar flares and geomagnetically-trapped particles.
为防孩子在世博园游览期间与父母走散，世博园专门提供了“亲子环”。
The Shanghai Expo Park provides parent-child bracelets to prevent kids wandering off when they tour around the park.
应用一氯二乙基铝和苄基氯催化剂体系进行了丁苯橡胶的阳离子环化反应。
Styrene butadiene rubber (SBR) was cyclized with the aid of cationic catalyst system based on diethylaluminum chloride(Al) and benzyl chloride(RCl).
这说明该模型也适用于对量子环中激子的束缚能和PL谱等物理性质的研究。
It demonstrates that the FECPP model is also suitable to describe the physical property of binding energies and PL spectroscopy of excitons in quantum rings.
本文讨论非交换分次环上的纲性分次自对偶与其初始子环上的自对偶之间的关系。
In this paper, we discuss the connection between the rigid graded selfduality over some noncommutative graded ring and the selfduality over its initial subring.
在电子环型加速器中可以证明，电子束团中粒子沿纵向的分布律可近似地表示成为空心分布。
It is proved that in electron circular accelerator, the longitudinal distribution of particles in electron bunch can be approximately expressed as hollow distribution.
悦目金蛛毒素有促进红细胞凝集和裂解作用，在钙离子环境下毒素对红细胞的裂解作用更强。
The venom has effect of promoting red blood cell aggregating and cracking. The blood cell cracked more seriously in the Calcium ions environment.
由于采用的N层掺稀土离子环芯光纤存在一个共同的中心包层区，因此极大提高了泵浦效率。
Because the adopted N layers of rare-earth ion-doped ring-core optical fibers exist in a common central cladding region, the pumping efficiency is greatly improved.
此外，基于现有混凝土氯离子扩散模型对CRC结构在氯离子环境下的使用寿命进行了理论评估。
Furthermore, the service life of CRC structures in chloride environment was evaluated theoretically by adopting the chloride diffusion model in concrete.
后来人们又提出了“精细环状”势模型，而它的可调参数太多，不便于对量子环理论研究的进行。
Afterward, the fine circular potential model is put forward, but carrying through theoretical analysis of quantum rings under this model is inconvenient because it has too many parameters.
后来人们又提出了“精细环状”势模型，而它的可调参数太多，不便于对量子环理论研究的进行。
Afterward, the fine circular potential model is put forward, but carrying through theoretical analysis of quantum rings under this model is inconvenient because it has too many parameters.
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