root hairs中文是什么意思

發(fā)音:

中文翻譯
造句

[網絡] 根須；毛根

forming root hairs 形成根毛
root hairs of a plant 植物的根毛
total number of root hairs 根毛總數
hairs 體毛
abietiform hairs 冷杉形毛
acrostichal hairs 中毛
acrotichal hairs 中毛
auditory hairs 聽毛
axillary hairs 腋毛hirci{拉}
bracket hairs 釣頭毛
bracket-hairs 鉤頭毛,弧形毛
bulbous hairs 鱗莖狀毛
collecting hairs 集粉毛(用于花柱); 集粉毛,粘毛; 粘毛(用于芽)
collimating hairs 叉線
cross hairs (光學儀器等上的)十字(絲)準線。
dog hairs 狗毛
felt hairs 毛毯絨
fine hairs 纖細茸毛
fixed hairs 微剌
flagellar hairs 鞭毛茸
grey hairs 須發(fā)皆變成灰白之故; 源于人老之后; 指老年人
guard hairs 外層粗毛
hairs　breadth hairs breadth ＝hairbreadth.
olfactory hairs 嗅毛
paraphysoid hairs 側絲狀毛

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例句與用法

The root hair cell wall invaginates at the point of contact .
在接觸點上，根毛細胞壁內凹。
The specialized epidermal area of the roots from which the root hairs arise is termed the piliferous layer
根毛出現在根表皮的特化區(qū)域，稱為根毛層。
On the condition of flooding, the root hair of vetiver was decreased significantly and the color of root system became black
淹水條件下，香根草根毛顯著減少，根系顏色隨淹水深度增加而變深。
The elongation cell afterwardsstarts to split up, forms the root hair, the drive pipe and so on thedifferent structure, thereupon plant's root then grew maturely
伸長的細胞隨后開始分化，形成根毛、導管等不同結構，于是植物的根便發(fā)育成熟了。
Absorption 1 . the uptake of liquid by cells and organs . in plants, water and mineral salts are absorbed mainly by the root hairs, just behind the root tips
吸收（作用）:1通過細胞或器官吸收液體。在植物中，水和礦質元素主要是通過位于根尖后方位置的根毛吸收的。
The percentage of rooted leaf explants was 92.5 % 21 days after infection, but the inducing frequency of hairy roots was 53.8 % . hairy roots were highly branched and had a plenty of white root hairs
其中轉化毛狀根的頻率為53.8，毛狀根呈密集叢生狀、多分枝，被大量白色細絨毛。
At concentration of 10mg / l, the root of k . candel seedling were wide and short, had few or no root hairs . especially for n ap, above 70 % of roots turned rotten and black, others were half rotten
暴污60d后，在10mgl濃度組，幼苗根系粗而短，根毛稀少或沒有，尤其是nap處理的幼苗70以上根發(fā)生腐爛發(fā)黑，其余亦處半腐爛狀況。
We have observed the following characteristics of anatomical structure and development : ( 1 ) the primary roots belong to archetype and the lateral roots occur in the position toward the xylem of the vascular cylinder; ( 2 ) the root endodermis consists of thicken casparian strips, and there are from two lo four layers parenchyma cells near the pericycle; ( 3 ) the pith and resins canals are absent in the toots; ( 4 ) secondary structure occurs in the root hair zone, and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem; ( 5 ) tanning materials are abundant in pericycle cells and phelloderm cells; ( 6 ) sclereids are found in secondary phloem, and rays are rather rich in secondary xylem
結果表明：氣生不定根具有以下結構特征和發(fā)育特點：(1)根為二原型，側根正對著木質部發(fā)生；(2)幼根內皮層細胞具凱氏帶加厚，維管柱內緊挨中柱鞘內側具有2~4層大型薄壁細胞；(2)根中無髓和樹脂道；(4)次生結構發(fā)生于根毛區(qū)，維管形成層由初生木質部和初生韌皮部之間的薄壁細胞轉化形成；(5)中柱鞘和栓內層細胞富含單寧類物質；(6)次生韌皮部有石細胞，次生木質部射線發(fā)達。