增大激光器的偏置电流会使激光器下列哪个特性劣化_

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30263' and id < 2448208 and id<>'2448208' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30263' and id > 2448208 and id<>'2448208' order by id asc limit 5