a(chn)ƷҪg(sh)
ʹ÷:
1.ۄֱʹҲɴˮϼ60%ˮ֝(rn)ټۄˮֱӼʹ2.Ӌ(j)횜(zhn)_锇(yng)L(zhng)r(sh)g1-2
bA:
1.ۄÃ(ni)ϴ⾎pӰbÿ40kgҺwôͰbҪܷ⣬ֹˮl(f)ɺ2.ۄ(yng)AͨL(fng)ČÂ}(cng)(k)(ni)Чڞ^(gu)Чڽ(jng)zy(c)ϸԿʹá