The calculation models of the effective area, the rate of change of the effective area and the rate of change of the effective volume are established for the diaphragm air spring.
在膜式空气弹簧结构与计算模型的基础上，建立起膜式空气弹簧有效面积、有效面积的变化率及有效体积变化率的计算模型。
Consequently, activity of light-harvesting antenna system as well as that of photosynthetic chain and photosynthetic rate recovered gradually as air temperature rising in early spring.
初春随着温度的回升，捕光天线系统、光合电子链的活性、光合速率逐渐恢复。
Consequently, activity of light-harvesting antenna system as well as that of photosynthetic chain and photosynthetic rate recovered gradually as air temperature rising in early spring.
初春随着温度的回升，捕光天线系统、光合电子链的活性、光合速率逐渐恢复。
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