查询词典 root

Histological examination of the root development in melon hypocotylcuttings revealed that phloem parenchyma cells in the hypocotyl cuttings startedto divide and initiated the adventitious root development after 48th hrs of aninduction pretreatment.

以甜瓜下胚轴为试材，建立了一套简便、快速的不定根离体诱导与调控体系，并观察了不定根分化与发育过程中细胞组织学的特点。

PURPOSE: To investigate the root and root canal anatomical features of maxillary first premolars in 422 teeth.

目的：了解上颌第一前磨牙的牙根和根管形态，为临床治疗提供解剖学依据。

In the pot experiment, the lead ion concn. in the dry soils was set as 0, 100, 500, 1000, 2000 and 3000 mg/kg, the content of Pb in aerial parts and root of M. sativa and B. juncea were detected and the total migration amount of Pb, root tolerance index and enrichment coefficient were calculated.

方法］采用盆栽试验，土壤中铅离子浓度为0、100、500、1000、2000、3000 mg/kg干土，测定紫花苜蓿、印度芥菜地上部和根部的铅含量，计算铅的迁移总量、根系耐性指数、富集系数。

Root canasl therapy ; Dental pulp cavity ; Root canal obturation

根管疗法；牙髓腔；根管充填

The test results show:(1) Under the action of the EL-centro seismic wave the yield sequence of the structures is the root of shearing wall - end of beams - root of columns, while the shearing wall functions as bearing of the most of anti-seismic action of the structures.

试验结果表明：(1)在EL -centro地震波作用下，结构的屈服顺序为：剪力墙根部—梁的端部—柱的根部，且结构的大部分抗震作用将由剪力墙承担，因此剪力墙的屈服强度对结构的承载能力和变形影响很大。

The generation process of the stiffener layout on a vibration-proof plate and shell structure can be regarded as the growing process of a root branch system in plants, thus the stiffeners are started from the so-called seeds, and are grown, branched off or degenerated according to a certain growing rule similar to that of a natural root branch system.

将结构加强部件分布的形成看成和植物根系的成长过程一样，加强部件从给定的&种子&出发，根据一定的成长规则生长、分歧或退化，在体积增量的控制下，形成最优的分布形态。

It is the soil mass maintained by the umbrella-shaped root system of trees during the geological history,and it is formed by the interactive compression of tree load and growth of main root system and by the differential compaction of surrounding soil mass;in other words,it also is a kind of the sedimentary textite or sedimentary structure formed under the influences of biological process.

它是地质历史中，树木伞状根系所维系的土体，在树木的自重荷载和主干根系生长的相互挤压作用下与外围土体的差异压实造成的；换言之，它又是一种在生物作用影响下形成的沉积结构体或沉积构造。

Careless root, just as its name implies is the bottommest the most important that one part, careless root finance is generally refer to actually between individual, family, enterprise, the financial system of type of Founder of official of steer clear of and the action that undertakes finance trades directly, namely normally " civilian finance ", in a lot of civilian finance form and organization, the folk of nothing is more...

草根，顾名思义就是最底部最重要的那一部分，草根金融实际上就是泛指个体、家庭、企业之间，绕开官方正式的金融体系而直接进行金融交易的行为，也就是通常的&民间金融&，在诸多的民间金融形式和组织中，能逐渐得到社会认可并具有良好发展势头的莫过于民间借贷了。

Potatoes are tubers , sweet potato is a root, then what is the difference between tuber or root it?

马铃薯是块茎，甘薯是块根，那怎样区别是块茎还是块根呢？

Often be fibrous root, minority is root tuber.

常为须根，少数为块根。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷