occasional (d) 中文意思是什麼
occasional (d)
解釋
- occasional : adj 非經常的；偶爾的；必要時的；不定期的，臨時的；特殊場合的。 That sort of thing is quite occasi...
- d :
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Carrot tissue culture and plant regeneration factors including explants, medium and culture condition are combined together to study the most efficient protocol of carrot tissue culture and plant regeneration thereof. the most suitable explant is fresh hypocotyls segment and precultured hypocotyls derived from 7 - 10 day old aseptic plantlets generating in dark or in dim light, the best recipe for cullus induction and subculture is b5c ( 85 with 0. 5mg / l 6ba and 0. 5mg / l 2, 4 - d ), the ideal recipe for plant regeneration is 65 or ms free of hormone. a phytotron with a 16 / 8 h day / night cycle, at 25 is feasible for plant regeneration, and occasional exposure to sun light dramatically stimulates plant growth
建立了高效的胡蘿卜組織培養及再生體系以適于生產飲料的胡蘿卜「新黑田五寸人參」為材料，研究不同外植體、不同培養基，不同培養條件對胡蘿卜愈傷誘導及再生的影響，建立一套高效的胡蘿卜組織培養再生體系：最適于誘導愈傷的外植體是弱光或黑暗下發芽7 - 10d無菌苗下胚軸，最適合的愈傷誘導培養基和繼代培養是b _ 5c （ b _ 5 + 0 . 5mg l6ba + 0 . 5mg l2 ， 4 - d ） ，最適于植株再生的培養基為不添加任何激素的b _ 5或ms ，組織培養條件為25 、光照周期為16hr 8hr 。 -
Nie bowed coldly to the count, and availed herself of the first moment when the conversation became earnest to escape to her study, whence very soon two cheerful and noisy voices being heard in connection with occasional notes of the piano assured monte cristo that mademoiselle danglars preferred to his society and to that of m. cavalcanti the company of mademoiselle louise d armilly, her singing teacher
歐熱妮冷淡地向伯爵鞠了一躬，寒喧之後，立刻借故逃到她的書齋里，不一會兒，那兒就有兩個歡快的聲音隨著鋼琴的旋律嘹亮地唱起歌來。基督山以此知道騰格拉爾小姐不願意陪伴他和卡瓦爾康蒂先生而情願和她的音樂教師羅茜亞密萊小姐待在一起。
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