【电学】含有磁致伸缩谐振器的滤波器【电学】含有磁致伸缩共鸣器的过滤器、

pre-bypass filter

direct epifluorescent filter technique

bandpass filter with fixed mid-band frequency and adjustable bandwidth

ultra-fine filter

filter board【化工】;sieve-plate【化工】

fiber-ball filter media

arterial line filter

condenser input filter