A.保溫毯 B.遮陽(yáng)系統(tǒng) C.塑料薄膜覆蓋 D.噴霧系統(tǒng)
A.10% B.20% C.30% D.40%
A.10%~20% B.20%~30% C.30%~40% D.40%~45%