a(chn)ƷҪg(sh)
ʹ÷:
1.ۄֱʹҲɴˮϼ60%ˮ֝ټۄ߀ѷۄƳʹ2.ҺwֱӼƳһȵҺʹ.
bA:
1.ۄϾb(ni)rϴÿ25kgҺwôͰbͰҪֹܷl(f)ɺԡ2.ۄ(yng)AͨL(fng)ČÂ}(ni)Чڞ^Чڽ(jng)zyϸԿʹ