基本解释[辳業科學]封蓋子专业释义辳業科學封蓋子 During the summer period the mortality of the egg, larva and sealed brood were 24.8%, 45.1% and 16% in Fu Zhou area.福州地區中華蜜蜂在越夏期,卵、幼蟲、封蓋子的死亡率分別爲24.8%,45.1%和16%,幼蟲的死亡率較高。