>a(chn)ƷB
ҹ˾ձO(sh)ӋcˮMg(sh)ɹ1~100ĸNˮ(jng)Ñʹ_JԓˮУͺrбصcVڹ@ǑĽoˮط߀A
>a(chn)Ʒc
ˮY(ji)(gu)䓲Ğӏ䓞(ni)r·fˇʹˮ|(zh)pȸ֮þ۱ϩĭأ15t±غȞ5cm15tϱغȞ7cmˮ䌦m(yng)ԣ،̎O(sh)з겣䓌ʹĭc䓲IJܴˮĸgĶʹˮ佛(jng)^ˮʽͶ֧ʽY(ji)(gu)бcˮλ6tˮλ100tڣ40r²Y(ji)O(sh)ӋҶȡ߶O(sh)ӋL(fng)ֵ60kg/m2
>ӆ؛֪
ӆ؛rעُa(chn)Ʒ̖ߴ(sh)