锟斤拷锟接冿拷(c锟斤拷)P89锟斤拷BYQ锟斤拷 锟斤拷锟绞斤拷锟斤拷蓽p锟斤拷锟斤拷

锟较猴拷锟斤拷锟斤拷锟絧锟斤拷锟斤拷锟斤拷锟紽(tu锟斤拷n)锟斤拷锟睫癸拷司锟劫凤拷锟絎(w锟斤拷ng)站锟斤拷訕觾锟�(c锟斤拷)锟斤拷目锟斤拷锟斤拷锟斤拷B锟斤拷锟接冿拷(c锟斤拷)P89 BYQ锟斤拷 锟斤拷锟绞斤拷锟斤拷蓽p锟斤拷锟斤拷锟斤拷息锟斤拷锟斤拷锟斤拷锟斤拷锟紽(tu锟斤拷n)锟斤拷锟絈锟斤拷式變锟斤拷锟斤拷锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟斤拷锟狡筹拷一锟斤拷锟剿庯拷a(ch锟斤拷n)品锟斤拷锟斤拷锟斤拷锟剿斤拷锟斤拷锟斤拷c(di锟斤拷n)锟斤拷D片锟斤拷詢锟斤拷

BYQ锟斤拷 锟斤拷锟绞斤拷锟斤拷蓽p锟斤拷锟斤拷锟缴讹拷M锟斤拷锟解徑锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷鋼板及锟斤拷锟絲锟斤拷锟斤拷锟絴锟組锟斤拷锟斤拷

锟斤拷要锟絤锟斤拷锟节ｏ拷锟紽(xi锟斤拷n)锟斤拷锟斤拷锟紺(j锟斤拷)锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡旓拷(sh锟斤拷)锟斤拷(j锟斤拷)锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷

锟絘(ch锟斤拷n)品锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷锟杰凤拷(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷效锟斤拷锟斤拷锟斤拷使锟矫夛拷锟斤拷锟絃(zh锟斤拷ng)锟絖(d锟斤拷)10锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟叫э拷锟斤拷锟�锟斤拷锟斤拷锟皆岋拷變锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷90%锟斤拷锟较ｏ拷锟斤拷锟斤拷锟斤拷锟絖(d锟斤拷)锟斤拷15~20dB锟斤拷

锟絧锟斤拷锟斤拷锟組锟津剛讹拷锟絚锟絈锟津剛度憋拷值锟斤拷锟斤拷1.5锟斤拷锟斤拷(w锟斤拷n)锟斤拷锟皆猴拷锟斤拷

锟斤拷锟絙施锟斤拷锟斤拷(ji锟斤拷n)锟轿凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟組(f锟斤拷i)锟矫碉拷锟斤拷

锟斤拷锟絇(gu锟斤拷n)鏈接ｏ拷變锟斤拷锟斤拷锟絧锟斤拷锟斤拷