向形

地面垂向形变量与地下动态变化关系研究

Study on Relation between the Ground Vertical Variable And Underground Dynamic Variety

本章通过总结上文，说明汉语语法存在着由意合向形合发展的趋势。

Through summarizing of the above discussions , the chapter exposes that there exits a developmental trend from parataxis to hypotaxis in Chinese grammar .

滑脱断裂的构造样式，以短轴背形、向形构造为主，另有穹窿构造、滑来峰构造、滑覆窗构造。

The styles of the detachment structure are short antiform and synform structure mainly , and dome structure , nappe outlier and nappe tectonic window too .

结合典型反转构造地震剖面，分析了断层型和褶皱型两类反转构造的反转程度，上下皆正断层型和向形褶皱型反转构造的反转程度轻微；

Based on the seismic profiles of typical reversal structures , reversal degrees of two types of reversal structures ( fault type and fold type ) were analyzed .

研究结果表明随热平衡含汽率增加，整个直径方向上空泡率分布从近U形向鞍形和弧形发展；

Experimental results showed that the lateral profiles of void fraction changed from near U shape towards sad - dle and arc as the equilibrium quality increased ;

ZK1型蜗杆副蜗轮滚刀法向齿形的计算

Hob Profile Calculation of ZK_1 Worm Gearing

茎径、茎重和有效茎数三个性状与前中期NRA的关系较密切：茎径、茎重与NRA呈凸向上形抛物线关系；

Stalk diameter , stalk weight and effective stalk number showed significant relation to NRAs in the early and the middle growing stages .

采用UHVCVD方法生长了不同Si组分的SiGe岛，用AFM对其形状和尺寸分布进行了分析，实验结果表明SiGe岛从金字塔形向圆顶形转变的临界体积随Si组分的增大而增大。

SiGe islands with different Si concentrations were grown by UHV / CVD . The topography and size distribution of islands were characterized by atomic force microscopy . The results show that the critical volume increases with Si concentration , at which the islands change from pyramids to domes .

细胞传代培养后4h开始贴壁，8～10h基本贴壁完全，细胞大部分向梭形、多角形细胞转化，带有数个突起。

The cells began to adhere to the wall 4 hours after subculture , and all of them adhered to the wall 8 to 10 hours after subculture , most of which were differentiated into fusiform or polygonal cells with numerous processes .

并称此法为空间啮合齿廓法线法。此外，在文中还给出了计算滚刀轴向齿形及法向齿形的精确方法。

This method is called the space engaged tooth profile-normal method .

直齿圆柱齿轮齿向修形及渐开线展开长度的近似计算

Spur gear axial modification and approximate calculation of involute rolling length

随扫描速度增加，界面形态由平直向波浪形变化；

The fluctuation is enhanced with the increasing of scanning velocity .

精确图解法确定滚刀法向齿形

Accurate graphic method for determing the normal gear shape of a hob

机车牵引齿轮齿向修形研究

A Study of Tooth Longitudinal Modifications on Locomotive Tractive Pinions

3构建了在平行状河流作用下六边形网络向四边形网络演替的模式；

A pattern of quadrilateral develops from hexagonal system under two parallel rivers ;

圆弧齿轮的齿向修形

On the Axial Modification of Circular - Tooth Gear

齿向修形CAD/CAM闭环系统的理论分析

Theoretical Analysis for CAD / CAM closed Cycle System of Gear Profile Radial Modification

齿向修形齿轮的数控加工技术

CNC Machining Technology of Gear with Longitudinal Correction

当精细胞核向长形转变时，染色质纤维解旋并结合在一起形成缎带结构。

As spermatid nucleus elongates , the chromatin fibers are unwound and join together to form ribbon structure .

介绍了确定矩形花键滚刀法向齿形的程序及绘图过程。

The program and drawing procedure for determining the normal gear shape of a rectangle spline hob are introduced .

该方法能够正确解决滚刀铲磨砂轮轴向廓形的设计问题，而且在微型机上就能实现。

Which can resolve correctly the axial profile design of ground wheel of hob , and can be realized on micro-computer .

在此基础上，提出了对销轨轮进行齿向修形的方法。

In order to solve this problem , the paper proposes the method of doing tooth profile modification on the pin gear .

对于圆弧与超越方程曲线的啮合，运用了最小二乘法，使其法向齿形误差达到最小。

To the gear of circular and transcendental equation curve , the employment of least squares fit decreases the error to its greatest degree .

为改善环向折线形单层球面网壳的受力性能，本文还提出了弦支环向折线形单层球面网壳结构，从而使得结构可以跨越更大的跨度。

In order to improve the mechanics properties and stride across longer span , the suspended circumferential folded single-layer reticulated spherical shell is put forward .

磨制蜗杆和蜗轮啮合传动中蜗轮滚刀的法向齿形及其样板参数

The normal tooth profile and its template parameters of the worm gear hob in the meshing transmission between the ground worm and the worm gear

现代机器制造中大功率、重载荷的齿轮传动越来越多地采用齿向修形的鼓形齿轮。

In the modem machine manufacturing , more and more high-efficient and heavy-loaded gear drive adopt drum-shaped gear to repair the shape of the gear .

利用三维特征造型技术实现了链轮滚刀基本蜗杆法向齿形与轴向齿形的图形转换，为精铲刀廓形的精确设计提供了依据。

By using the functions of3D feature modeling , graphic transformation for normal profile and axial profile of basic worm of sprocket hob is achieved .

结果表明，垃圾堆肥可显著减少铬污染土壤中有效铬含量，垃圾堆肥主要是促进水溶态铬向结晶形沉淀态铬转化；

The result showed that waste compost could decrease the content of available Cr notably ; waste compost could make water soluble Cr change into crystalline-precipitated Cr ;

本文提出的环向折线形单层球面网壳是一种由三角形网格组成、外形具有环向折板造型的单层球面网壳结构。

The circumferential folded single-layer reticulated spherical shell proposed in this thesis is a kind of single-layer reticulated shell composed of triangular mesh , having the circumferential folded-plane appearance .

这类名词与程度词的组合弥补了形容词语义表达上的缺失问题，并由此引发了部分名词向名形兼类词的转变。

The combination of this kind of nouns with degree words makes up the vacant problem of adjectives semantic expression and results in the conversion of some nouns to both nouns and adjectives .