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" r' t, `1 R/ w, E0 H4 J" {DN50的侧墙地漏,留洞尺寸为200x150mm
0 N7 I5 {( t% w- T( X2 J& t. XDN75的侧墙地漏,留洞尺寸为250x170mm4 W6 k; G0 w& d' d" \8 U3 \
DN100的侧墙地漏,留洞尺寸为300x200mm
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7 ~1 R! S& i- T, u04s301_建筑排水设备附件选用安装; F" \5 O5 Q- X& N. X6 C- V
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