您要查找的是不是：
- Taking the henhouse as semi-obturation system, dynamic conservation of NH3 in henhouse under ventilation condition was analyzed based on the law of conservation of mass. 摘要利用物质守恒原理，以鸡舍为半封闭系统，分析了鸡舍内NH3在通风状态下的动态守恒情况。
- Based on the law of conservation of mass, the law of cause and effect and the inseparability of matter and reason, the law of conservation of matter and reason is proposed as an integrated discipline. “物质不灭定律”（质能守恒定律）举世公认，但事出必有因、无因亦无果。既然“物质不灭”，就该有不灭的原因、道理。能够论证“物理不灭定律”并用其造福人类、造福万物，是一件很开心的事情。
- Law of Conservation of Mass in Junior Chemistry 质量守恒定律在解题中的应用
- law of conservation of mass energy [机] 质能守恒律
- law of conservation of mass and energy 质能守恒定律
- Governing equations are available according to laws of conservation of mass, momentum and energy, which are general for unsteady flow and heat transfer in round pipelines. 通过质量守恒定律、动量守恒定律和能量守恒定律，推导出了热油管道不稳定过程变物性耦合流动的控制方程，该控制方程对于圆形管道内的非稳态流动与换热具有通用性。
- You must master the law of conservation of energy. 你必须掌握能量守衡定律。
- Application of law of conservation of momentum. 四、动量守恒定律的应用。
- This sweeping generalization is the law of conservation of energy. 这一透彻的概括就是能量守恒定律。
- The law of conservation of energy also takes a simple form. 能量守恒定律也获得简单的形式。
- the law of conservation of mass 质量守恒定律
- law of conservation of massn. [物]物质守恒定律;物质不灭定律
- There is also no violation of the law of conservation of energy. 这根本就不违反能量守恒定律。
- The universality of the law of conservation of energy was not generally accepted until 1847. 能量守恒定律的普适性直到1847年才得到公认。
- The law of conservation of angular momentum may be demonstrated with a gyroscope. 角动量守恒定律，可以用回转器来演示。
- The various losses in a machine, great as they are, do not in any way contradict the Law of Conservation of Energy. 机器中的各种损耗，尽管很大，但这与能量守恒定律丝毫也不矛盾。
- Based on the simultaneous solution of conservation of mass, momentum and energy, a homogeneous model and a separated two-fluid flow model have been developed for the single-loop pulsating heat pipes. 在对控制单元进行质量、动量和能量守恒分析的基础上，分别建立了适用于毛细管内气液两相流的均相和分相模型，并将其应用于脉动热管中。
- Chemical energy changes into light and heat energy, which agrees with the law of conservation of energy. 燃料燃烧时,化学能就转化为光和热能,这和能量守衡定律是一致的。
- All these various losses, great as they are, do not in any way contradict the law of conservation of energy. 所有这些各种各样的损耗,尽管它们数量很大,却一点也不违反能量守恒定律。
- This method uses the law of conservation of energy, adopts the method of sectioning and the cam profile is designed according to the outputted speed curve. 该方法应用能量守恒定律，采用分段的方法，按输出的速度曲线设计凸轮廓线。
