section的例句大全

Due to the repulsive Coulomb field, the effective impact parameter increases, and therefore the calculated reaction cross section decreases.

库仑场的排斥效应使得核&核反应有效的碰撞参数增大，使计算的反应截面减小，同时这种修正的效应随能量增大而减小。

It can construct different three section protection curves without changing the hardware circuit, the reliability is greatly improved and the cost of manufacture is saved.

依据以上设计思想的产品适应性强，无需改变硬件电路即可构造多种不同的三段保护曲线，可靠性高指标大大提高而且节约了制造成本，同时更符合现代配电、用电设备的要求。

Miss Sun asked the Foreign Languages Department Chairman Liu for permission to have the Section Four students practice writing sentences instead of compositions.

孙小姐征求了外国语文系刘主任的同意，不叫丁组的学生作文，只叫他们练习造句。

The Application of Improved Ranging Pole Method in Cross-section Surveying on Highway

改进的抬杆法在公路横断面测量中的应用

In this thesis, the calculation method of the elastic force and strength of varied section open-ring has been proVided, If this kind seating ring of supporting ring is used in cylinder case, the uniform elastie force ex-erted on cylinder wall by the ring is produced.

本文主要论证了变截面开口圆环的弹力集度及强度校核计算方法，缸套内采用这种密封环或支承环，可使圆环对缸壁沿圆周产生均匀的弹力。

Risk Analysis of Design Flood Stage of Nanjing Section of Yangtze River Flood Protecting Embankment

长江防洪堤南京段设计洪水位风险分析

Combined with the traditional textile technique theory, characteristic parameters ′ calculation formulae of end-section were deduced under the retracing cosine curve model.

最后基于对余弦折回曲线的分析，利用数值模拟证实余弦折回曲线在干纱缠绕圆柱壳体预成型中有利于高速加工；

The paper introduces the operating principle of the blind drilled press, the press section arrangement of the 4400/ 420 corrugating medium paper machine, the design parameters of the blind drilled press roll and the operating practice of the blind drilled press.

叙述了盲孔压榨的工作原理。介绍了4400/420瓦楞原纸机的压榨部配置、盲孔压辊的设计参数、盲孔压榨的运行实践。

Objective: To investigate the division and distribution of pulmonary segments on the coronal section.

目的：研究肺段在冠状断面上的划分及分布。

Result Model group showed neurological behavioral disorders following model establishment. TTC staining showed infarction in coronal section of brain.

结果模型组造模清醒后出现神经行为学改变，TTC染色脑冠状切面出现明显的梗死灶，HE染色及透射电镜可见神经元细胞呈不同程度的缺血性改变。

Application value of three-dimensional coronal section imaging in the diagnosis of uterine malformation combined with early pregnancy

三维冠状切面在诊断子宫畸形合并早期妊娠的应用价值

Results There was difference in the incidence of fetal distress ( P < 0.05). The incidence of emergency section in cord binding neck was significantly higher. But there was no difference in the incidence of neonatal asphyxia between the two groups.

结果观察组胎儿宫内窘迫率明显高于对照组（P<0.05），且急诊剖宫产率明显升高（P<0.01），但两组新生儿重度窒息发生率差异无显著性（P>0.05）。

Lastly, this paper expounds on the treatment of moving-boundary problem such as artificially controlled sluice gate at river confluence points, and introduces an improvement on the computational method of geometrical parameter of the river cross-section.

最后，针对汉点处动边界问题，文章阐述了对人工调控闸断面的处理方法，并介绍了在河道断面几何参数计算方法方面所作的改进。

The Institutionalization of Teaching Evaluation and the Construction of Teaching& Research Section

教学评估制度化与教研室建设

This section describes the compilation process, circulation situation and the main contents.

这一部分介绍本书的成书编订过程、流传情况及主要内容。

A new method of rational selection of the cross section for ■ type of steel structure with axial compressed member

工字形钢结构轴心受压构件合理截面的选择

The shape of the rib of low-temperature heat transfer section and balanced holes on the rib are beneficial to homogeneous flow of flue gas and discharging of condensed fluid.

低温换热段肋片形状和肋片上的均压孔有利于烟气均匀流动和冷凝液的排除；

In low mass flux and high outlet quality conditions, experiments have been performed using vertical heated tube, cooled by water, to determine CHF value for a uniformly heated section.

针对低流量高含汽量工况，本论文试验在长度为2.1m，管径为0.014m的均匀受热圆管中得到93组CHF数据。

According to the bound failure condition of the rectangular cross section, the limit value of axial compres-sive ratio for concrete frame columns is analyzed concerning with the factor of longitudinal reinforcement, composite stirrups and core reinforcement etc.

导并计算了混凝土柱截面在界限破坏条件下的轴压比，讨论了箍筋约束、周边纵向钢筋、芯筋和其他因素对柱轴压比限值的有利影响。

Influence of specific conductance σ on characteristics of electromagnetic wave propagation in rectangular cross-section entries

电导率σ对矩形巷道中电磁波传播特性的影响