Corona Treatment and Flame Treatment on the Surface of Plastics Packaging Material

The Effect of the Corona Treatment on BOPP Film High Speed Process

电晕处理对聚丙烯薄膜高速加工性能的影响

All of these changes would influence the effect of the following corona treatment.

这些表面变化会对电晕处理效果产生影响。

Mutual effect of DeSO_2/ DeNO_x and removal of fly ash from simulated flue gas, which was made by combining SO_2 NO_x and fly ash with air, was studied by utilizing high voltage positive pulse corona produced by nanosecond pulse voltage generator.

采用SO2、NO和飞灰与空气混合而成的模拟烟气和纳秒级脉冲电源，研究高压正脉冲电晕脱硫脱硝和除尘之间的相互影响关系。

The waveform of corona current is pulse waveform with a high frequency.

气固两相体的电晕电流波形在正、负极性下均为高频率脉冲波形。

The positive DC corona streamer pulse amplitude and frequency under different pressure and humidity was measured, the results were in good agreement with the waveforms calculated by the fluid model.

为此，测量了不同气压和湿度下的正直流电晕流注脉冲幅值和脉冲重复频率，实验结果与利用流体模型计算得到的波形随气压和湿度的变化规律一致。

Influence of Air Pressure and Humidity on Positive DC Corona Streamer Pulse Characteristics

气压和湿度对正直流电晕流注脉冲特性的影响

Use the basic principle of the corona pulse current method, designed a convenience takes on-line monitor for the insulator string.

运用电晕脉冲法的基本原理，设计出一种便携式的绝缘子在线检测仪。

A Data Acquisition System of Corona Pulse Current of Insulators in EHV Transmission Lines

高压输电线路上绝缘子的电晕脉冲电流采集系统

In this paper firstly the corona pulse current is theoretically researched;

首先对电晕脉冲电流进行了理论研究；

For the athletes, the Olympics is really about individual achievement now that the cold war is over, the medal standings are a meaningless gimmick but for the broadcast group the Olympics is a team effort driven by emotion.

对于运动员来说，奥运会只关乎个人成就，毕竟冷战早已结束，金牌榜不过是一个毫无意义的幌子而已，但奥运会转播却是一项受到情绪驱动的团队工作。

While nearly three in the medal standings Shanghai National Games, medals and group scores did not significantly improve on the ranking, but gold, silver, bronze and total medals or a number of.

虽然近3届全运会上海在金牌榜、奖牌榜和团体总分上的名次没有明显提升，但是金、银、铜牌和奖牌总数还是有增多的。

China's Paralympians continued their gold rush at Tokyo 2020, pocketing 16 more golds on Sunday and keeping the country atop the medal standings with 46 golds and 104 medals in total.

8月29日，中国军团在东京残奥会上成绩亮眼。东京残奥会中国代表团继续夺金之旅，8月29日当天收获16枚金牌，以46枚金牌和104枚奖牌的成绩继续位列金牌榜和奖牌榜榜首。

It won 28 medals at the 2000 Sydney Games, 10th in the medal standings. Four years later it notched 30 medals. By 2008 in Beijing, its 47 medals ranked behind only the U.S., China and Russia.

2000年悉尼奥运会英国队夺得28枚奖牌，在奖牌榜名列第10位，四年后夺得30枚奖牌，到2008年的北京奥运会，其47枚奖牌的成绩仅次于美国、中国和俄罗斯。

Even more distraught were the Ukrainian gymnasts, who dropped out of the medal standings to fourth.

更伤心的是乌克兰体操队，他们的得分降至第四位，与奖牌榜无缘。

This device can overcome the limitations in sharpening small-diameter drills in the interior conical surface and hence improves the efficiency and quality in twist drill's sharpening.

克服了用成型砂轮实现麻花钻的内锥面刃磨时，小直径尺寸的麻花钻无法磨削的缺点，同时又能提高麻花钻的刃磨效率和刃磨质量。

The utility model has the advantages of simple structural design, small size, low cost, easy operation, labor saving, time saving and low cutting consumption for drill bit sharpening.

具有一是结构设计简单、体小、成本低；二是操作简便、省工省时且钻头刃磨消耗小的优点。

If without the moon, one can see fire from the knife sharpening on the stone;

没有月亮的时候，能够看到刀在石头上磨出的火星；

It was shown that appropriate selection of sharpening capacitor and circuit inductance would decrease the current-pulse length without any harm to the thyratron.

适当选择锐化电容和回路电感量，可以使放电电流脉冲变窄而又不加重闸流管的负担。

A pulse sharpening circuit with a high voltage and high frequency power supply is designed according to the theory of magnetic pulse compression, which is applied to a pulse power supply for a plasmas generator.

为研制用于等离子体发生器的高压高频脉冲电源，根据磁脉冲压缩网络的理论设计了一套脉冲陡化电路。

Then, transform it through the pulse sharpening circuit consisting mainly of capacitances and magnetic switches, finally outputting the high voltage and high repetition rate nanosecond pulses.

然后运用脉冲功率技术，通过由电容器和磁开关等组成的脉冲陡化电路对正弦电压波形进行改形，最后输出纳秒级上升前沿、高重复频率的高压脉冲。