* Microsoft Word ĵ

ڣ2021-11-27 12:31:02

ˮʩ*



ϲ³ ǨĿڹ

*

ʩ ˮ

* ˮ

յλ ש ˮʩȷϣ

ҳ

շ

ǩ:

Ŀ

ǩ:

ǩ: ע
һʩҪ1ˮҪϩڸϷˮ 300 /m2),ͼֽҪճǽ紦 600mm ߣԡǽ 1800mm2ʩҪݹ淶 100mm,ܸӦýڵҪ ϸرܸӦʹשճʱɷˮѣ
©ˮ3ˮӦ 24 Сʱˮ飬ȲС 10cmҪˮճ שıԵճι̡4 ޷ˮءǽ漰©ܵ Ⱦ5שڴשճǰ۲õˮ粻©ճʩ ǩ*
ڳ© 1שճѽ ʩΪ˴ηˮˮ©סʹ 7 ʹò©ˮΪ ש©2סʹóѳ 7 ©ΪDz ʩ©ιڷˮʩ顣


Ƽ