查询词典 root-mean-square

The previous researches have shown that parts of root cortical cells are formed lysigenous aerenchyma when maize plant is subjected to phosphorus deficiency.

许多植物的衰老叶片或遮阴叶片在脱落前要将磷等养分转运到生长点。

Combining the former investigations on root structure and physiology of these genotypes with the present result, it's concluded that this is a novel waterlogging tolerance gene related to structural adaptation, and can be induced in roots of sesame and wheat under anoxia stress where endogenous ethylene production and formation of aerenchyma have been observed.

结合前期有关根结构和生理研究表明，XET在芝麻和小麦根中受厌氧诱导表达，与根中内源乙烯增生以及根皮层通气组织形成具有同步性，为新的与结构适应相关的耐渍基因。

Developed aerenchyma tissue could restrain significantly the As translocation from root to shoot in rice plant and the As accumulation in rice shoot.

发达的通气组织结构显著抑制了As由水稻地下部到地上部的转运以及地上部对As的吸收：扬稻6号地上部As含量为10.77mg·kg-1，显著低于农垦57（12.85mg·kg-1）；扬稻6号对As的转移系数为0.067，仅为农垦57的73.6%。

Hydrophytes show certain adaptations to such habitats, notably development of aerenchyma, reduction of cuticle, root system, and mechanical and vascular tissues, and divided leaves.

水生植物表现出适应水生的特性：具有发达的通气组织；表皮、根系、机械组织、维管组织退化；叶片分裂；叶片、根和茎中均具有通气道或气腔。

F. bidentis leaf was of isobilateral type, and had thicker epidermis cell wall and cuticle, obvious cryptopores, and highly developed palisade tissue, with typical C4-plant Kranz anatomy. The collenchymas and vascular tissue in stem and the aerenchyma in root were well developed. Secretory structure was found in all vegetative organs. According to the analyses of soil physical and chemical properties and relevant ecological factors, F.

结果表明：黄顶菊叶片表皮具较厚的角质层、下陷气孔，叶片为等面叶、全栅型，叶肉细胞环绕维管束鞘细胞紧密排列，是典型C4植物的Kranz花环结构；茎中厚角组织和维管组织发达，根中还存在通气组织；根、茎、叶中均存在分泌结构。

This method can be applied in the fatigue crack prevention of the aerofoil root.

该方法可应用于飞机机翼疲劳裂纹的止裂中。

In 1986,Shen Mengying presented his observation on the trend of Chinese character root affixation , since then, his views have been widely accepted by academic circles, however more research is required because of its special and complexity.

汉语词根词缀化的存在，自沈孟璎先生(1986)提出后至今，已基本得到学术界的认同，但由于其自身的特殊性和复杂性，许多方面都还有待深入研究，本文在它所具有的特点和形成的原因等方面作了一些尝试性的分析研究。

The thought that "this person is the only one for me" is the root of the affliction.

那种认为"这个人是我的唯一"的想法是痛苦的根源。

And the uniqueness of Afro-American music and dance is the root of the popularity of Afro-American culture.

他们的音乐和舞蹈因非洲黑人的文化根源而独具特色，而非主流文化的附属物，从而能真实地反映了美国黑人的历史和社会生活；反之，正是这种音乐和舞蹈造就了美国黑人文化的独特魅力。

And the uniqueness of Afro-American musicand dance is the root of the popularity of Afro-American culture.

他们的音乐和舞蹈因非洲黑人的文化根源而独具特色，而非主流文化的附属物，从而能真实地反映了美国黑人的历史和社会生活；反之，正是这种音乐和舞蹈造就了美国黑人文化的独特魅力。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。