A.菜單設(shè)計(jì)B.菜肴設(shè)計(jì)C.點(diǎn)心設(shè)計(jì)D.服務(wù)設(shè)計(jì)
A.燭光B.白熾光C.熒光D.自然光
A.1/8~1/7B.1/6~1/5C.1/4~1/3D.1/2