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dff值表明,在花序、顶心、绿叶生理功能旺盛器官,比茎干和衰老器官低,说明生物固氮或土壤供氮对紫云英功能器官发育的重要性。
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本文从多个角度对光盘镜像服务器、光盘塔、光盘库作了比较详细的对比分析,阐述了光盘镜像服务器应用于图书馆的各种优势。
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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当偏置电压增至5kV时,不仅燃烧过程中有离子电流信号,而且在进、排气冲程中,离子电流信号也异常突出。
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唇皮层板和牙槽骨的水平以下的切牙根尖的切片,以第701号裂刺。
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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This concept has now been replaced, for stem apices, by the tunica-corpus theory.
此观点目前已经被原套原体学说所取代.
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流行的干细胞生物学理论认为,正常干细胞以及肿瘤干细胞位于细胞层阶的最顶端,单向分化为非干细胞的子代细胞。
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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当相邻两高斯分布间间距越小时,高阶模光强分布越均匀。
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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Low cycle photonic crystals also contain conduction bands and transparency apices.
周期性不好的光子晶体,也含有比较好的导带和透过峰。
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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唇皮层板和牙槽骨的水平以下的切牙根尖的切片,以第701号裂刺。
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.
花瓣与萼片近等长,两面被微柔毛,大的齿在顶端。
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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female flowers few- to 10-fascicled at apices of short shoots, puberulent;
雌花少数到10朵簇生在短茎顶端,被微柔毛的;
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本文从系统学角度分析了学术球系统的内部结构层次性和两极点概括性、多样性、功能演化开放性和适应性;整体演化非线性、演化方向不可逆性和演化发展动态性等发展特征。
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- jerk off vi.手淫;打手枪;打飞机;行手淫;猛地甩掉;
- frost vt.& vi.使结冰霜;冻坏;(在蛋糕上)撒糖霜;vi.结霜;受冻;
- sea n.海(洋);海面情况;大量;
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