保持系（maintainerline），当作为父本与不育系杂交时，能使F1保持雄性不育性的植物品系。
网络释义专业释义
短语
车道保持系统 Lane Assist ; LKS ; LKA ; Lane Keeping System
在文件中保持系统单位 Respect System Units in Files
加速稳定保持系统 Acceleration Stability Retainer ; ASR ; ASRAcceleration Stability Retaine
水土保持系 Dept. of Water & Soil Maintenance Engineering ; Soil Maintenance Engineering
雄性不育保持系 [遗] male sterile maintainer ; male sterility maintainer line
浮力保持系统 flotation system
航向保持系统 course-keeping system
挡位保持系统 Shift Hold Brake
速度保持系统 speed holding system
或加速稳定保持系统 Acceleration Stability Retainer
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maintainer - 引用次数：126
The length of anther from cms line GDS was 58% of that from normal line （maintainer）.
GDS花药长度为其保持系花药长度的58％。
参考来源 - 玉米（Zea mays L.）GDS细胞质雄性不育系生物学研究container line - 引用次数：3It was reported in this article that the transgenic elite indica container line D297B containing snowdrop lectin (Galanthus nivalis agglutinin, GNA) gene gna was obtained by biolistics.
本文报道了用基因枪法将雪花莲外源凝集素基因(gna)转移到优良籼型杂交稻保持系D297B中。
参考来源 - 抗虫基因转化优良籼型保持系D297B的研究 -
maintainer - 引用次数：3 参考来源 - 玉米细胞质雄性不育系及其保持系线粒体功能基因RNA编辑研究maintenance line - 引用次数：1 参考来源 - 白肋烟雄性不育性的细胞形态学研究 CYTOMORPHOLOGICAL STUDY OF MALE STERILITY IN BURLEY TOBACCO(NICOTIANA TOBACUM )maintainer line
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双语例句原声例句
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赤霉素含量在不育系及保持系间互有增减。
Gibberellin contents varied irregularly among male sterile lines and maintainers.
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结果表明，不育系和保持系的同工酶存在谱带增减及谱带强弱方面的差异。
The results showed that the numbers of isozymes and their intensity varied between the male sterile line and its maintainer .
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在籼稻保持系C2与绵香5B的杂交后代中发现了一个植株显著矮化的双子房突变体。
A rice floral mutant with twin-ovary and dwarf plant was isolated from the progenies of the combination of C2/Mianxiang 5B.
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The thermos, with the lid on top, It's not a open system your coffee is going to stay warm or hot in the thermos.
顶部盖了盖子的热水瓶，不是开系,你希望你的咖啡在热水瓶里面保持温暖,或滚烫。
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The Earth seems to be a pretty good inertial system, because on the ground, you leave something, it stays there.
地球看上去是个不错的惯性系,因为什么东西放在地上,都会保持静止
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The number of moles stays the same a closed systems, gas doesn't come out.
摩尔数保持不变,因为是闭系，气体不会跑出去。
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$firstVoiceSent
- 来自原声例句