root diameter的例句大全

Variations of fine root diameter with root order in Manchurian ash and dahurian larch plantations

水曲柳和落叶松不同根序之间细根直径的变异研究

Taproot diameter and collar diameter played major role in root growth, and had an important impact on plant growth.

主根直径和根颈直径是影响根系生长的主要因素，也是影响地上部生长的重要因素。

The root system size and adventitious root diameter are various;

根系在大小和不定根直径方面存在变异；

Effect of the Relief Angle of Pinion Cutter on the Gear Root Diameter

插齿刀的实际后角对齿轮根径的影响

the mean root diameter was biggest in 0-10 cm solum, but it had little effect when adding fertilizer application.

根系平均直径以0～10cm土层内最大，增施肥料对根系平均直径的影响不大。

The main indexes which affected leaf yields were root diameters, long branch number, long branch length, the ratio of seedling height to crown diameter, and the ratios of crown diameter to leaf layer depth.

对当年叶产量影响最大的指标分别为地径、长枝数、长枝长、高幅比及冠长比。

Results show that root biomass, root volume, root length and root diameter of rice and barnyardgrass all increased significantly under FACE condition with NN ( normal nitrogen) supply, the response of rice to CO_2 was higher than that of barnyardgrass.

结果表明，常N水平下高浓度CO2显著增加水稻和稗草的根干重、根体积、根总长和根直径，水稻对CO2浓度升高的响应强于稗草；

Test results show that the carbide can be precipitated and grown isothermally from high-temperature austenite on carburization. The formation of massive carbide under ordinary carburizing conditions is the result of accumulative growth and its mean diameter is proportional to the cubic root of time.

试验结果表明，渗碳时碳化物可以直接从高温奥氏体中恒温析出和长大，一般渗破条件下形成的块状碳化物是集聚式长大的结果，其平均半径和时间的1/3次方成正比。

An m level FCCN is constructed by fully connecting 8 ( m-1) FCCNs. Both the diameter and the average hop distance are in the order of the cubic root of the number of nodes.

一个m-FCCN可以由8个（m-1）-FCCN递归得到，FCCN网络的结点度与网络的规模大小无关等于常数4，网络的直径和平均结点距离都与结点数的立方根成正比。

In still water culture, Echinocactus Gruson roots grew well and had a very strong ability of regeneration. Root biomass increment was larger and root average diameter was smaller also.

水培时根系长势良好，具有很强的再生能力，根量增多，根平均直径变小；

Moreover, when outsider diameter D or minimum diameter at the root of notch d vary with root radius R at notch keeping constant, two different notch contours obtained have very little influence on the fracture strength of the material.

当缺口根部半径一定，仅改变外径D或缺口处最小直径d所得两种缺口状态对缺口强度的影响不大。

In the implant area, the diameter of implant at the apical foramen of root shall not be reduced to protect root in clinical work.

种植体出根尖孔区域受力最大，不能将种植体出根尖孔处直径减小来达到保护牙根的目的；

The results showed that the soil drought stress lengthened root length, decreased the dry biomass of root and stalk and the growth value of basal diameter and stalk height.

对高CO2浓度和土壤干旱胁迫响应的研究结果表明：干旱胁迫可使杨柴根系伸长，根生物量、地径、主茎高和茎生物量下降；

By optimizing the radius of rounded corner at the root of thread and the structure of screw nut, and by changing the diameter of the root of thread, the concentrated stress was reduced, and stress distribution was improved for higher fatigue strength of the screw bolt.

通过优化螺栓螺纹根部圆角半径和螺母结构、改变螺纹根部直径的方法，缓解螺纹根部的应力集中，改善应力分布，实现提高螺栓疲劳强度的目的。

However, there was no significant difference in terms of branches, height, tap root depth, neck diameter and fresh yield after winter ( P> ( 0.05)).

但成苗数、株高、分枝数、主根入土深度、根颈部直径、越冬率及鲜草产量与对照之间的差异均不显著（P>005）。

Roots of 0.8～2.4 cm in diameter could be used for the root cutting propogation ofChinese toona.

香椿根插繁殖可采用粗0.8～2.4cm的根作插穗.

Quantitative evaluation of residual endodontic microorganisms after mechanical root canal preparation different chemical preparations by real-time PCR The Method and Instrument of Measuring Addendum Circle and Dedendum Circle Diameter

感染根管机械预备联合不同化学方法预备后细菌残余量的实时定量检测齿顶圆与齿根圆直径的测量及其量具

MAIN OUTCOME MEASURES: ① The nerve tract separation in spinal nerve root and the diameter of small nerve tract.

主要观察指标：①脊神经根神经分束情况及神经小束的直径。

Fine root biomass of diameter < 1mm made up 51.9% of total root biomass in fibril root plants, while it comprised only 25.1% in rhizomatic root plants.

须根型植物根系中，d

The results showed that different media had significant effects on the survival rate, height, stem diameter, root length, shoot and root dry matter weight of eastern arborvitae.

研究结果表明，不同配合基质对侧柏幼苗的成活率、株高、径粗、根长、地上部和地下部干重均有显著影响。