他指出，有两种理论是解释空气污染是如何导致更多心脏问题的。
There are two theories about how air pollution caused more heart problems, he said.
本文中提供理论计算方法对扣式空气电池的设计具有实用意义。
Theoretical calculation in this paper is useful for the design of the air button battery.
他的理论声称这种能量能够穿射空气无形传递。
His theory said this kind of energy could pass unseen through the air.
理论计算表明，空气罐能有效的减小水击压力。
Then the theoretic calculation show that the atmosphere jar can decrease the water hammer pressure.
例如，一个空气动力学模型可以是不可压的薄翼理论；
For example, an aerodynamic model might be incompressible thin airfoil theory;
例如，一个空气动力学模型可以是不可压的薄翼理论；
For example, an aerodynamic model might be incompressible thin airfoil theory;
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