negative wave的例句大全

application of the negative pressure wave theory in the leak-detecting system of trans-porting-oil pipe

负压波定位理论在输油管道泄漏监测系统中应用

research on filtering technique for negative pressure wave signals

负压波信号的滤波技术研究

field test of leakage light hydrocarbon pipeline monitoring technique based on negative pressure wave

轻烃管道负压波泄漏防盗监测技术现场试验

leak detection and location system for oil pipe based on negative pressure wave method

基于负压波法的输油管道泄漏检测定位系统

research on leak detection of fuel pipe based on analysis of negative pressure wave

基于负压波分析的油管检漏技术研究

after dust the aod was increased, with a trend of turbidity coefficient keeping consistently with aod positively, and the aod had a weak negative correlation with wave length exponent.

沙尘天气中，AOD增大，浑浊度系数与AOD变化趋势保持一致，呈正相关关系，波长指数与它们呈较弱的负相关。

the amplitude of p wave and pacing threshold show negative correlation.

食管导联P波振幅的高低与起搏阈值呈负相关（P

This wave crisis's negative influence has appeared initially in the world money market comes out.

这一波危机的负面影响在全球金融市场已初步显现出来.

The relative errors of real number part and imaginary number part of wave function change periodically between positive and negative numbers.

波函数相对误差随时间的演变表现出一定的规律性，其实数部分和虚数部分的相对误差周期性地在正负之间来回变化。

Leak hunting of oil pipeline by negative pressure wave

输油管道负压波法测漏原理及实现

The full-wave simulations of double negative ( DNG) medium are made using higher-order time-domain computational electromagnetic methods.

利用高阶时域电磁计算方法对双负媒质的电磁特性进行了全波仿真。

The wave has left-handed properties transmitting in the double negative materials.

电磁波在双负介质中传播，具有左手特性。

As for the control of the negative surge wave, quick opening regulating valves can be used, while the positive surge wave, low pressure relief valves can be used in pressure relieving besides sensitive regulating valve system, in order to reduce surge pressure.

对于故障性负水击波，可采用快速调节阀控制，而对于正水击波，除采用反应灵敏的调节系统外，还可采用低压泄压阀泄压，以降低水击幅度。

When electromagnetic wave in double negative material, its refractive index is negative. Therefore this material is also known as negative index materials.

由于电磁波在双负材料中传播时其折射率为负值，因此这种材料又被称为负指数材料。