a(A) b(B) c(C) d(D)

40*80 [aluminum alloy + canvas]](40*80【铝合金＋油画布】) 50*100 [aluminum alloy + canvas]](50*100【铝合金＋油画布】) 60*120 [aluminum alloy + canvas]](60*120【铝合金＋油画布】) 70*140 [aluminum alloy + canvas]](70*140【铝合金＋油画布】) 80*160 [aluminum alloy + canvas]](80*160【铝合金＋油画布】) 90*180 [aluminum alloy + canvas]](90*180【铝合金＋油画布】) 100*200 [aluminum alloy + canvas]](100*200【铝合金＋油画布】) 40*80 [aluminum alloy + crystal porcelain]](40*80【铝合金＋晶瓷】) 50*100 [aluminum alloy + crystal porcelain]](50*100【铝合金＋晶瓷】) 60*120 [aluminum alloy + crystal porcelain]](60*120【铝合金＋晶瓷】) 70*140 [aluminum alloy + crystal porcelain]](70*140【铝合金＋晶瓷】) 80*160 [aluminum alloy + crystal porcelain]](80*160【铝合金＋晶瓷】) 90*180 [aluminum alloy + crystal porcelain]](90*180【铝合金＋晶瓷】) 100*200 [aluminum alloy + crystal porcelain]](100*200【铝合金＋晶瓷】) 40*80 [led straight plug + remote control]](40*80【LED直插电＋遥控】) 50*100 [led straight plug + remote control]](50*100【LED直插电＋遥控】) 60*120 [led straight plug + remote control]](60*120【LED直插电＋遥控】) 70*140 [led straight plug + remote control]](70*140【LED直插电＋遥控】) 80*160 [led straight plug + remote control]](80*160【LED直插电＋遥控】) 90*180 [led straight plug + remote control]](90*180【LED直插电＋遥控】) 100*200 [led straight plug + remote control]](100*200【LED直插电＋遥控】) 40*80 [baked porcelain diamond + led + remote control]](40*80【烤瓷镶钻＋LED＋遥控】) 50*100 [baked porcelain diamond + led + remote control]](50*100【烤瓷镶钻＋LED＋遥控】) 60*120 [baked porcelain diamond + led + remote control]](60*120【烤瓷镶钻＋LED＋遥控】) 70*140 [baked porcelain diamond + led + remote control]](70*140【烤瓷镶钻＋LED＋遥控】) 80*160 [baked porcelain diamond + led + remote control]](80*160【烤瓷镶钻＋LED＋遥控】) 90*180 [baked porcelain diamond + led + remote control]](90*180【烤瓷镶钻＋LED＋遥控】) 100*200 [baked porcelain diamond + led + remote control]](100*200【烤瓷镶钻＋LED＋遥控】)