“dynamical equilibrium”簡單造句，dynamical equilibrium造句子

The reason why crankshaft must be equipped the equivalent ring at the crankpin when the dynamical equilibrium test is made is pointed out.

Farming total quantity dynamical equilibrium meaning: The farming total quantity is the cultivated area total, the cultivated land quality level and the cultivated land production level sum total;

The paper thought this strategic the essence lies in through optimizes the local colleges exterior ecological environment and internal ecological environment realizes the dynamical equilibrium.