波槽管是近期开发的一种强化管。
The circularly groove tube is one kind of strengthened tube developed recently.
实验结果表明,波槽管具有良好的强化传热效果。
The experimental result indicates that the circularly-grooved tube can effectively enhance the heat transfer.
在常压条件下,对水平钛波槽管管外凝结换热及流阻特性进行了实验研究。
Experimental investigation of heat transfer and friction characteristics was conducted on the outside of a horizontal titanium circular-grooved tube under atmospheric pressure.
结果组合楼板中钢板与混凝土之间的联系主要依靠压型钢板的纵向波槽及压痕等。
The link of steel sheeting with concrete in a composite deck slab relies on vertical wave troughs and indentations.
二级近似时其解为孤立波形式——不稳定时,在地形不同位置可形成东移或西移的孤立波槽或孤立波脊;而在稳定时只形成孤立波槽。
Under second order approximation both troughs and ridges of unstable isolated waves are formed in different locations, and for stable isolated waves only troughs are formed.
为避免出现浸析问题,诸如波焊设备焊锡槽终饰工艺的修改目前已经完成。
Process modifications such as solder pot finishes for wave soldering equipment to avoid leaching issues are now available.
与刨槽机想比,刨槽机不能加工薄板,刨槽机加工波板容易断裂。
And planing want more than slot machines, slot machines can not be processed sheet planing, planing wave plate groove machined easily broken.
对大同侏罗纪煤田的煤岩层弹性波特征参数进行分析,以便指导今后槽波地震探测工作。
The elastic wave parameters characteristics of Datong jurassic coal rock bed are analyzed. It will guide the channel wave seismic exploration in future.
利用修正后的联系边界条件,得到槽耦合系统的耦合波微积分方程。
Based on the modified inter-boundary conditions, relevent coupled wave equations have been obtained for the slot-coupled system.
通过在A 2、A 3两个面的槽波探测工作,初步了解了其主采煤层的槽波条件、波速、频率和槽波穿透距离。
Through the seismic wave exploration by us in A2 and A3 working faces, the conditions, velocity, frequency and penetrating distance of seismic wave in the main mining seams are understood preliminary.
详细讨论了“V”型切槽在冲击波的动态压力和爆轰气体的准静态压力作用下所产生的力学效应。
The mechanical effects produced by the V-shape notch, which is under both the dynamical pressure of explosive shock wave and the quasi-static pressure of explosive sas, are discussed in detail.
介绍分数槽绕组在正弦波交流永磁伺服电动机中的应用及实例。
This paper introduces the application of the fractional slot winding in the ac sine wave PM servo motors as well as its prototype.
通过对几种不同槽配合的比较,研究不同转子槽数对径向力波的影响。
Through the comparison of the different rotor slots number, the influence of the radial force wave of different rotor slots number is studied.
对流层上层的斜压波、高空槽对天气的变化有重要的影响。
Baroclinic waves in upper? Troposphere, upper troughs and surface cyclones associated with wave packets are important systems for weather change and prediction.
探讨了大同矿区槽波应用的局限和前景。并介绍了工作方法。
It also inquires into the limit and prospect of channel wave application in the Datong mining area, and introduces the working method.
槽波测量用速度检波器常产生高频谐振,是由于横向激励引起的二次谐振所致。
The high frequency resonance is generated usually by velocity detector used inseam survey. It is resulted from the secondary resonance due to the transverse excitation.
分析了爬波的波型特征,制作了带长横孔和刻槽孔和刻槽缺陷的焊缝试块,对薄壁焊缝的爬波检测技术进行了试验研究。
The creeping wave characteristics were analyzed, the artificial welding blocks with long-hole and curve were made, and the trials were proceeded on the blocks.
结果表明,在正常波况下,此海滩碎波带显示了以砂坝-裂流槽谷为主的多种地形组合的变化过程。
The results showed that the fast change processes of the morphologies which were mainly composed of bar and trough with other various morphology assemblages existed in the beach and surf-zone$…
槽波测量用速度检波器常产生高频谐振,是由于横向激励引起的二次谐振所致。
The high frequency resonance is generated usually by velocity detector used inseam survey.
槽波测量用速度检波器常产生高频谐振,是由于横向激励引起的二次谐振所致。
The high frequency resonance is generated usually by velocity detector used inseam survey.
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