粗糙度

In addition, aerodynamic roughness of stubble field increased with the increasing of stubble height, until the heights reached 15, 30, 15 cm for naked oats stubble, oilseed rape stubble and wheat stubble, respectively.

同类作物不同高度的留茬覆盖下，地表空气动力学粗糙度随留茬高度的增加而增大，在莜麦、油菜和小麦茬高度达到15、30和15 cm时显著增大，是3种留茬防风的有效高度。

We briefly introduced ice radar and its technical development firstly and then mainly reviewed the progress of ice radar in investigating and researching Antarctic ice sheet thickness and subglacial topography, internal reflecting horizons, subglacial lakes and water systems, subglacial bedrock roughness and crystal orientation fabrics.

首先，简要介绍了冰雷达及其技术发展，然后着重评述了冰雷达在探测研究南极冰盖厚度和冰下地形、内部反射层、冰下湖和冰下水系、冰床粗糙度以及冰晶组构上的进展。

This indicated that under certain conditions it would get saturation in sublingual absorption of insulin.

当它与舌下粘膜的作用仅为30分钟时，就会在粘膜表面形成很多排列整齐的小孔，膜表面的粗糙度RMS也发生了显著下降；不同来源的粘膜在结构上存在差异。

By introducing superelevation along the spiral, a smooth and gradual application of centrifugal force can be had and the roughness avoided.

采用超高沿螺旋、顺畅离心力逐渐应用已经可以和粗糙度避免。

The ruby material has the characteristics of extremely hardwear-resistant, we do the precision grindingpolishing by using sophisticated equipment under these characteristics, coupled with advanced technology, the roughness of bore, surfaceR place will be reached over Ra0.025, therefore the rate of damage will be extremely low.

本产品是利用红宝石材料具有极其坚硬和耐磨的特点，用精密设备对其进行精密的磨削加工和抛光，加上先进的工艺，使内孔和外径及R处的粗糙度达到Ra0.025以上，在使用中对漆包线的损伤概率极低。

The temperature of outlet air was basically close to that of the water in the tailrace tunnel with a temperature difference of 0.53～1.26℃.

结果表明水流速度、空气温度、空气风速、尾水洞壁面粗糙度和隧洞长度对尾水洞引风换热都有影响。

Effect of terrain increases ground rough and tonsure of terrain press and fiction correspond enhance frictional damp effect.

3地形作用相当于增加了地面粗糙度，地形压力梯度项与摩擦项地叠加，相当于使摩擦阻尼作用增大，地形强迫作用使下边界层从上至下风速减小，风向向左偏转。

There is also a discussion of the influence of friction and the topographical roughness of surfaces.

还有一对摩擦影响的讨论和地形的表面粗糙度。

To solve problems of the wheel interference and the linear speed change on grinding points which has an effeet on the grinding surface roughness,a polar-coordinate-based equal step interpolating method for the grinding point trace is presented.

为解决砂轮干涉及磨削点处线速度变化影响磨削表面粗糙度的问题，提出了极坐标下砂轮磨削点轨迹的等步长插补方法，该方法可应用于任何具有C1连续性的正则曲线的CNC磨削。

The wear resistance of TiN film and the substrate is studied by the ball-on-disk tribometer in the air, and the microcosmic analyses about the wear areas are obtained by scanning electron microscope, energy dispersive spectrum, and surface figure apparatus.

采用球－盘式摩擦磨损实验机对比研究了基片和薄膜在与GCr15配副的情况下，二者在空气中干磨擦状态下的摩擦磨损性能；利用扫描电镜、能量衍射谱仪和表面粗糙度台阶轮廓仪对薄膜的磨损区域进行了微观分析。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。