《双季》是一部连载于起点中文网的都市言情小说，作者是小cl。
文中讨论了双季稻区稻水象甲生活史对策的适应意义。
The ecological implication of this life history strategy of rice water weevil was discussed.
双季铵盐最早出现在70年代，其独特的结构和性能，受到广泛的重视。
Bisquaternary ammonium salts appeared in 70s, it's unique structure and characteristic have been set a high value.
本文在多种杀菌剂研究的基础上 ，进行了双季铵盐杀菌剂静态实验研究。
A static test was made for the bactericide of biquaternary ammonium salt based on the study of many kinds of bactericide.
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