无根的

Comparison with the diffusion cascade shows that they both have 4 roots,while the 2nd root is main characteristic root and the 4th one Z_4=1 comes into play only when the...

最后，在无供取料情况下，对压强偏移和流量偏移两种求解方法进行比较，结果表明，两者能得到相同的静态特征根。

All the contents of Extractable heavy metal like Pb, Cu, Zn and Cd in limestone slagged wasteland are higher than those in contrapositive soil nearby. The slag filtrate has no effect on seed germination rate of Mung beans, Broad beans and Corns but restrains their germination vigor and protraction of hypocotyls with root restraint rate exceeding 30-50%; While it has an apparent effect on germination rate and germination vigor of sensitive seeds like Beans with P=0.05. Simulate to plant the 4 different seeds in pot for a month, Test groups have a lower data in total leaf area, plant height and weight but a much higher content of protective materials like PRO and MDA in biochemical mensuration experiment compared with CK group.

石灰炉渣废弃地中Pb、Cu、Zn、Cd重金属有效态含量均高于临近对照土壤，其炉渣淋出液对绿豆、蚕豆、玉米3种植物种子发芽率无影响，但均抑制其发芽势和下胚轴伸长，根长抑制率达30%~50%以上，对敏感种子黄豆的发芽率、发芽势（4d）影响明显，摸拟盆栽一个月苗期，4种植物试验组在总叶面积、株高、生物量方面均低于对照组；生理生化测定，4种植物其体内抗逆性保护物质脯氨酸和膜过氧化产物丙二醛含量试验组均高于对照组。

Eleven crown gall strais of peach trees which comes from the peach orchards of Beijing and Zhengzhou are separated from the axenic medium.

以从北京、郑州桃园采集的桃根癌瘤为材料，在无菌条件下于培养基上分离得到11个根癌土壤杆菌菌株。

University of Michigan and Delft University of Technology in the Netherlands decided to find out exactly what arm swinging did or did not achieve.

美国密西根大学与荷兰台夫特科技大学的研究人员，决定找出究竟双臂摆动有无任何作用。

The incidence of endodontic pain can be reduced by laser,the treatment is no pain and convenient.

激光照射可显著降低一次性根管治疗术后的疼痛发生率，无痛苦，简便易行。

For a given imaginary root vector satisfying some conditions. there exists its pairing generator.

对于四种无扭仿射李代数，本文证明了任意给定一个虚根向量，都可以找到与之配对的生成元。

An elliptical or a cloerleaf-shaped indentor coering 40% of the endplate was axially compressed against the superior endplate of 48 thoracolumbar ertebrae.

在前路与后路椎弓根骨水泥两组中无显著差异。压物的形状在负荷失败率和强度失败率中不是主要因素。

Kudzu vine powder was taken as raw material to develop the nutritional healthy free-sugar jelly in this paper.

以葛根粉为原料，研制了营养健康的无糖葛粉果冻。

Annual herb; roots not ligneous; petioles very short or nearly absent.

一年生草本的草本；根不木质；叶柄非常短或近无。

The effects of the total alkaloids isolated from the root of Rauwolfia verticillata from Hainandao on the circulatory and organ plasma and cell volumes were studied by using I~(131)-labelled serum protein and P~(32)-labelled red blood cells.

用I~(131)标記血清蛋白及P~(32)标記紅血球研究海南島蘿芙木根硷对循环及器官血浆及血球容量的影响，发見：正常或腎型高血压大白鼠靜脉注射此硷5毫克/公斤，5分鉀后，循环血浆及血球量均无明显影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。