查询词典 conservation

It has been made substantial achievements and accomplishments on the conservation research and practice, and indigenous knowledge and ethnic culture in connection with the conservation and management of biological diversity.

西双版纳热带植物园是中国最早开展保护生物学研究的研究机构之一，也是中国植物迁地保护的主要场所之一，在稀有、濒危植物的保护原理与技术、传统知识与生物多样性管理等方面取得了较多成果，并形成了强烈的特色。

Before and after their collision, they meet law of conservation of momentum and law of conservation of energy.

两个物体的运动轨迹相交时，将发生碰撞、干涉，在碰撞前后满足动量守恒和能量守恒定律。

Since this space robot strictly abide by the rules of momentum conservation and angular momentum conservation, its dynamic equations exhibit a strong nonlinearity.

此类空间机器人系统严格遵守动量守恒和角动量守恒，所以其动力学方程表现出强烈的非线性性质。

Based on the common D-H modeling methods for ground robot and the conservation of momentum and conservation of angular momentum suitable for SR, continuous motion trajectory control modeling algorithm for SR is developed.

基于地面机器人常用的D-H建模方法和空间机器人满足的动量守恒和角动量守恒原理，提出了SR连续运动轨迹控制建模算法。

With a simple symmetrical electromagnetic field,the law of conservation of momentum and the law of conservation of angular momentum for electromagnetic field and charges system are investigated.

利用简单对称性的电磁场，讨论了场和电荷系统遵从的动量守恒、动量矩守恒定律

Under these conditions the conservation of energy is equivalent to the conservation of mass.

在这种条件下，能量守恒和质量守恒是相等的。

Finally, based on the idea of dynamic conservation of mass ,the conservation of energy and infinite partition.

最后利用质量动态守恒和能量守恒及无穷分割的思想，推出了物质的最终组成，并统一到一种物质——能量子。

Keywords: Conservation of mass, conservation of matter and reason, universal law and justice.

奇点"也是相对的，"奇点只是生命宇宙自我运动过程中承前启后的一个节点。

This article analyses the meaning and prerequisite of conservation of mechanical energy , and poses different standpoints on describing the law of conservation of mechanical energy in some textbooks.

分析了机械能守恒的内涵及条件，对有的教材关于机械能守恒定律的表述提出了不同的见解。

Law of conservation of mechanical energy obeys the relativity principle of mechanics;2. An article in elsewhere censuring papers published in this journal is replied, discussing in detail the relation between the law of conservation of mechanical energy and the mechanical relativity.

详细阐述了机械能守恒定律成立的条件及该定律服从力学相对性原理所需满足的条件，回答了《河北师范学院学报》在1997年第2期上赵佩章等同志对本刊多年来所发表的有关文章的批评。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。