Characteristic:Good in photo chromism,neediless to use additional ballast and used as a ssubsti tute for incandescent bulb.
特点:高效节能、寿命长、显色光,照明效果佳。
Characteristic:Good in photo chromism,neediless to use additional ballast and used as a ssubsti tute for incandescent bulb.
特点:高效节能、寿命长、显色光,照明效果佳。
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