sectional area

The resistance is halved if the cross-sectional area is doubled.

如果截面积增加一倍,则电阻减少一半.

The measurement method for silk sectional area was advanced based on the technology of computer vision.

针对传统的蚕丝截面积的测量方法费时,费力且精度低的缺点,提出了基于计算机视觉技术的蚕丝截面积测量方法.

While for the equipment structure, they were the sectional area of nozzle, the pitch between screw and its turnbuckle, clearance, rotate speed, and the depth of the whorl on the turnbuckle.

就设备的结构而言：喷嘴的截面积、螺杆与螺套的螺距、间隙、转速、螺套螺纹的深浅是影响膨化度的主要因素。

Stable sectional area of tailrace surge tank on complicated tailrace system

复杂尾水系统的尾水调压室稳定断面推求

Then , the regression equation of height to the mini-cross sectional area of femoral neck was concluded.

应用回归与相关分析, 得出成人身高与股骨颈最小横截面积的直线回归方程.

The results of performance measurement test show that tensile-strength, contraction of cross sectional area, elongation percentage, dynamic ductility of the weld all exceed their base metal.

焊后试件的性能测试结果表明，焊接接头的拉伸强度、断面收缩率、延伸率及冲击韧性均已超过母材。

Bus bars shall be of the same cross-sectional area throughout the switchgear.

整个开关柜的母线截面均应相同.

Development of Model XDC Explosion-proof Instrument for Measurement of Roadways' Cross Sectional Area

XDC防爆型巷道断面测量仪的研制

The effect of turbine characteristic on stable sectional area of surge tank can be expressed by the synthetic characteristic coefficient of turbine, it shows the effect of turbine efficiency.

通过理论推导，研究了水轮机综合特性系数对调压室稳定断面的影响，即水轮机运行中不同工况点效率的相对变化对调压室稳定断面的影响。

The hot zone is formed by cutting a double spiral slot which reduces the cross sectional area through which current flows, resulting in higher resistance than the cold end.

发热部是双螺旋切槽，在电流通过时可以减少其横截面积，因而发热部的阻值比冷端部的阻值大。

Through construction of the project, a marketing resource management system which covers general headquarters, sales department, financial department, regional manager, sectional area manager and financial manager is structured.

通过本项目建设，构建了一套覆盖公司总部高层、销售部、财务部、各片区区域经理、地区经理、片区财务的营销资源管理系统。

The wet weight and the cross sectional area of the anterior tibial muscle was smaller.

肌纤维截面积、有髓神经纤维数均减少.

Finally, by the digital simulating to static determinate and indeterminate truss structures, the relationship between the entropy function of structure and the cross sectional area of bars are revealed.

最后通过对静定与静不定杆系结构的数值模拟，揭示了结构的熵函数与杆系截面积之间的关系。

Numerical study of pressure waves produced by a high-speed train through a tunnel based on varying flow cross-sectional area

基于变流通截面的高速铁路隧道单车压力波数值计算探讨

In order to reduce the erosion of water-wall, large furnace sectional area should be selected by boiler works, and the power plant should select the coal caloricity close to the designed for use.

对于循环流化床锅炉，炉膛截面积选择的大小影响炉内循环物料的速度，即水冷壁的磨损速度，燃料的发热量影响炉内循环物料的浓度。

The diameters of riser outlet, diameter of riser, riser volume and riser height for gating system can be calculated based on the table of simplified castings sectional area from equivalent riser diameter.

在当量热节直径根据简化后的铸件截面尺寸通过图表确定后，可以计算出冒口颈直径、冒口直径、冒口体积和冒口高度。

Key words: lumbar spinal morphology, spinal stenosis, positional MRI, axial load, dural sac cross-sectional area.

要害词: 腰椎形态学, 椎管狭窄, 体位MRI, 轴向负荷, 硬脊膜囊横断面积.

The calculated result from an example shows that the stable sectional area reduces with the increase of working head, or the decrease of the tailrace tunnel length.

计算结果表明，尾水调压室断面面积随水轮机工作水头的增大或尾水洞长度的缩短而减小。

The influences of core sectional area, gap, axis shift, axis deflection to max magnetic flux density, coupling coefficient and transmission efficiency is analyzed, the regularities are got.

主要分析了非接触式变压器的磁芯截面积、磁芯间隙、磁芯轴线偏移以及磁芯轴线偏摆对系统最大磁通密度、耦合系数和传输效率的影响规律。

Application of Net Sectional Area Collapse of Criterion to Flaw Assessment of Piping with Non-penetration Welding

净截面失效准则在压力管道未焊透缺陷评定中的应用

· RESULTS: There were statistically significant changes in shape parameters ( including rim area, rim volume, max cup depth, mean retinal nerve fibre layer thickness and cross sectional area, et al) ( P < 0.05).

结果：盘沿面积、盘沿体积、最大视杯深度、平均视网膜神经纤维层（RNFL）厚度、RNFL截面面积等视盘参数前后2次检查结果差异有显著性意义（P

Students will determine the relative stiffness of two aluminum beam test specimens of equal cross sectional area but different cross-sectional shape and see how they conform to theory.

学生要确定两个横截面面积相同而形状不同的铝制梁实验样本的相对劲度，并研究结果如何与理论一致。

Moreover, there were great improvement of axon cross rate and the recovery rate of sectional area of nerve fiber at the distal end in glue adhesion group ( P < 0.05, P < 0.01).

吻合口神经纤维通过率、吻合口远端轴突截面积均有显著性差异（P＜0.05，P＜0.01）。