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һ̼
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һ̼ CTH1000һ̼ⶨ һ ҪڱԱȫⱩ¶ڼ˻иŨһ̼,߿ɲ1000ppmһ̼Ũݣ緢ըľԮϣýڵĵ绯ѧӦȷɿü̵ĹǺõıƣʹ˹۳ıըԻСС㡣LEDںڰľȻɼɶŨȡʱ䡢ݡǰŨֵԤֵʱⱨû ܿɿṹʹü㣬˹ըú˹ͻΣյijϡڿɽȻúɾ桢طʹá Ʒص ڵ绯ѧ ŨȵķΧֱߴ1000ppmرʺڿɽԮ ͷ⣬úɴʧЧ ںܵƬ ʹϱ ⡢ȶֱʽ ߷ȼԱ֤ڶӻ ʱ15Сʱ дԶ ʱʾ趨 еصѹָʾ СᡢЯ LEDĻʺúڰ 4úʹص ɫLED ˸95dB ǿABSϣ1.8 幤ѧƣָи ͨMA֤йʻĸ߶Ʒ 1 ﮵أ 2 ñ 3 4 Ƥ ϸ֤ 5 ʹ˵飨ú֤飩 ͼƬתػ磬ȨУȨϵɾ Ҫ
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