The output of Amplifier has a filter, which can inhibit the out-off-band harmonic waves and unwanted emission component.
放大器的输出接有滤波器，可有效抑制带外谐波和无用发射分量。
A filter may be provided for blocking ionizing energy from the source in regions other than a region proximate the characteristic emission peak.
可以提供滤波器用于在接近特征发射峰值的区域之外的区域阻挡来自源的电离能量。
Blue, visible and infrared filters were combined with a filter that isolates hydrogen emission.
蓝色，可见光和红外线加上一个滤镜分离氢排放。
The experience of international application over 20-odd years and the results of projects introduced into our country show that it can meet the new emission standard by using the bag filter.
国外20多年来的应用经验和近年来国内引进技术在工程实施的结果表明，袋式除尘器可以达到新标准的要求。
The standard of emission control is becoming more and more strict, people begin to pay attention to the excellent performance of membrane filter media.
随着污染物排放标准的日趋严格，覆膜滤料以其优良的过滤性能引起了人们的关注。
The filter used to suppress spontaneous emission noise of amplifier in optical communication system is also analyzed.
分析了采用滤波器来抑制光通信系统中的放大器自发辐射噪声。
Gives ozone emission rate of the electrostatic filter from field measurement.
测试了某型静电过滤器的臭氧发生率。
A method for determination of PAH in coke oven emission is described. PAH aerosol were collected by glass fibre filter (GF) and polyurethane foam filter (PUF) simultaneously.
本方法用璃玻纤维滤膜(GF)和聚氨酯泡沫塑料(PUF)采集焦炉逸散物中多环芳烃(PAH)。
The article mainly uses the dry filter analysis to measure the micro-aggregates size distribution, and the micro-aggregates size distribution parameter for simulating the dust emission flux;
采用干筛分析法测定西安市祭台村建筑开挖工地表土微团粒粒度分布，获取模拟粉尘释放通量的表土微团粒粒度分布参数；
The article mainly uses the dry filter analysis to measure the micro-aggregates size distribution, and the micro-aggregates size distribution parameter for simulating the dust emission flux;
采用干筛分析法测定西安市祭台村建筑开挖工地表土微团粒粒度分布，获取模拟粉尘释放通量的表土微团粒粒度分布参数；
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