有根

In four communities, the intensity of belowground competition for Schima superba were greater than that for the two exotics.

没有根竞争时，三种幼苗的生物量、生长速率大于有根竞争时的同种幼苗的生物量。

The mechanical behaviour of anchorage foundations is then further studied by comparing that of a caisson without anchors. Meanwhile, the distribution of moment on anchor is analyzed; and the influence of anchors' embedded depth on the bearing capacity is studied.

在此基础上，通过无根键沉井基础和有根键沉井基础的受力特性对比，分析了根式基础的受力特性，对根键上的弯矩分布型式进行了研究，并探讨了根键沿深度位置分布对根式基础承载力的影响。

Referring to the rootlessness of Americans, it is necessary to discuss their rootedness.

美国人民仍然有根，他们的根在欧洲、亚洲和非洲等等。

To introduce the distinguishing and formation cause of such scabs as point dispersion tiny,block without root,turnup skin with root,point type,sawtooth,period block on the surface of wire rod made in Angang high speed wire rod mill.

介绍安钢高速线材表面点状弥散型细小结疤、块状无根结疤、翘皮状有根结疤、点状结疤、锯齿状结疤、周期性块状结疤的鉴别和形成原因，提出稳定连铸坯拉速、降低钢水过热度、提高钢水质量及连铸操作水平，使铸坯的表面和内在质量全面提高，是解决高速线材表面结疤缺陷的关键所在。

Main points of this paper are as follows:(1) to explain emphatically and to prove the Jukes-Cantor Model, Kimura Model and the relationships of them;(2) to construct and to prove, using EM algorithm, the theorems of estimating best branches of DNA sequences having censored data for Jukes-Cantor Model under the conditions of rooted tree and unrooted tree respectively;(3) to construct and to prove, using EM algorithm, another three theorems of estimating best parameters of DNA sequences having censored data for Kimura Model under the conditions of rooted tree and unrooted tree.

本论文的重点在于解释和证明Jukes-Cantor模型、Kimura模型及两模型之间的关系；运用EM算法构造并证明Jukes-Cantor模型下含缺损数据的DNA序列构建有根树的最佳分枝长度估计定理；运用EM算法构造并证明Kimura模型下含缺损数据的DNA序列构建有根树的最佳参数估计定理。

Methods One hundred and twenty teeth （140 canals） scheduled to be endodontically treated were randomly selected, 78 canals with apicitis.

方法临床上随机选择拟做根管治疗的120颗牙共140个根管进行研究，其中无根尖炎和有根尖炎者分别为56、84个根管。

A few paces off is an enormous pillar, and another—seven in all down the length of the hall, supporing in the centre line the springing arches of the double groining.

几步开外有根高大的柱子，接着又一根，再接着又是一根；大厅纵深一共竖着七根大柱，支撑着双拱屋顶落在横向正中的拱底石。

To execute a lateral pass.A few paces off is an enormous pillar, and another—seven in all down the length of the hall, supporing in the centre line the springing arches of the double groining.

几步开外有根高大的柱子，接着又一根，再接着又是一根；大厅纵深一共竖着七根大柱，支撑着双拱屋顶落在横向正中的拱底石。

Furthermore, rhizosphere effect of plants on soil microbial community construction was also found.

研究结果表明，栽培年限对根际土及根围土中的微生物种群结构有显著影响；人参和西洋参栽培土壤中的微生物种群结构也存在差异；寄主植物对土壤微生物种群结构的影响表现有根际效应。

However, except the aerial motion there are more support motion concerned, which is always involved in the impact problem and is more difficult to be simulated.

然而，在体育运动中，人体不仅有空中动作，更多的则是人体于有支撑状态下的运动，特别还涉及人体于&无根&状态急剧变换为&有根&状态的运动过程——即所谓的冲击问题，这是一个颇难解决的实际问题。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。