A.活動式木地板B.實(shí)鋪木地板C.粘貼式硬木地板D.木擱柵地板
A.10~20mmB.20~30mmC.30~40mmD.40~50mm
A.細(xì)實(shí)線B.中粗線C.粗實(shí)線D.點(diǎn)劃線