The work of Lavoisier laid the foundation for the law of conservation of mass.

拉瓦锡的工作奠定了质量守恒定律的基础。

Law of conservation of mass!

质量守恒定律!

The law of conservation of mass

质量守恒定律

To answer that question, we look to the law of conservation of mass.

要回答那个问题，我们得指望质量守恒定律了。

The conservation of mass equations, momentum equation and energy equations are established considering of nature gas hydrate phase transition during gas kick.

考虑天然气水合物的相变，建立了溢流期间环空各相流体的连续性方程、动量方程以及能量方程。

A coupled THM model during the rock failure is proposed based on the conservation of mass and energy of solid and fluid when the damage is considered as a key factor that controls the THM coupling.

以岩石的损伤为主线，在多场耦合分析方程中引入损伤变量，基于质量守恒和能量守恒原理，提出岩体损伤过程中的THM耦合模型。

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。