第二光周期反应属一对主效隐性基因控制。
The second photoperiodic reaction is controlled by a recessive gene.
该产品生产周期短，反应温和，工艺简单，原料易得。
This produce is short production period, moderate reaction, simple technology, easy source of other materials.
反应器安全状况等级为二级，检定周期定为6年。
The safe situation classification of reactor is second class. The detection peroid is 6 years.
研究了具有反馈控制与第二类功能性反应函数的周期捕食-食饵模型。
Predatorprey model with feedback control and type II functional response function is investigated.
研究了具有反馈控制与第二类功能性反应函数的周期捕食-食饵模型。
Predatorprey model with feedback control and type II functional response function is investigated.
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