查询词典 screw pitch

Optimized calculation shows that, the comprehensive performance of the eddying tube is better than that of the smooth tube, and the comprehensive performance of the eddying tube with minor screw pitch and proper groove depth is excellent.

优化计算表明，旋流管换热系统的传热-阻力综合性能指标优于光滑管换热系统，旋流管的螺距、槽深对旋流管换热系统的传热、压降、功率消耗等影响很大，但是小螺距、适当槽深的旋流管的综合性能是优良的。

When end surface is neglected, the reflective energy will return to the filament efficiently if the filament is at the centre axis of the columniform lamp shell. 3 Compared with the straight tungsten filament that has a smooth surface, the helical one obtains higher absorbance which can achieve 0.6~0.7 under the actual screw pitch measurement.

当灯的管径为10 mm，而灯丝外径为1.5 mm时，节能可达12%到13%。2）对圆柱形灯外壳，在不考虑端面影响时，光源的灯丝若处于外壳的中心轴上，则反射的能量会有效地返回灯丝。3）螺旋结构的灯丝比表面光滑的直钨丝有更高的吸收率，灯丝绕成螺旋后在现行的螺距尺寸下吸收率能达到

To get the best drill auger, a set of model drill auger and related test device were designed and manufactured. By choosing appropriate material as boring medium, a series of model test of drill auger boring into cement soil were done to study the impact of pattern of the drill auger and the screw-pitch on the holeforming torque.

为得到最优的螺旋挤扩钻头型式，设计加工了不同型式的模型钻头及相关试验装置，并选择合适的材料作为钻入介质，通过不同型式模型钻头的钻入试验，研究了钻头螺距、螺纹形状等参数对钻头成孔扭矩的影响。

Locking-type): Locking carabiners come in screw-type and auto-lock models.

保险钩环：有旋转型及自动确保型，用在确保或垂降，每个pitch的第一个bolt，及重要的地方。

Smart Start Keep a screw pitch gauge in your tool box.

聪明的开头在你的工具箱里放一个螺距规。

Besides,the CAE software is developed,which has a good operational interface and succeeds in making automatic measurement ,automatic analysis and automatic precision evaluation for screw pitch.

该软件具有良好的人机操作界面，实现了丝杠螺距的自动测量、自动分析以及自动精度验收评定。

The simulation model for helix slow wave structure with three rods is modified from one screw-pitch to one third.

将具有3根夹持杆的螺旋线慢波结构的仿真模型从1个螺距的长度缩小到了1／3个螺距。

The paper discusses the relation between milling feasibility and screw-pitch parameters.

探讨成型加工可行性与螺距参数间的关系。

Experimental results show that the cement soil can be used as boring medium for model test. Under the same conditions, the drill-type and the screw-pitch have a great impact on the required torque. In the practical application, the optimal bit should be chosen based on engineering geological conditions.

试验结果表明水泥拌合土可作为螺旋挤土模型钻头的钻进介质；在相同成孔条件下，钻头钻进所需成孔扭矩随螺距及钻型呈明显变化，在实际工程应用中应根据地层条件选择较为优化的钻头。

For example, pressure,distance,nozzle hole diameter, line-number of swirling object, screw-pitch of swirling object and central hole of swirling object.

考察了工作压力、靶距、喷嘴孔径、加旋件头数、加旋件螺矩、及加旋件中心孔对钻孔效果的影响。

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。