住宅的排水管道通常用若干条内径为10厘米由烧结粘土成制的管道，通往管径1523厘米的街道污水管。
Several house drains, usually of 10 cm internal diameter and made of fired clay, flow into the street sewer which is of 15 23 cm diameter.
住宅的排水管道通常用若干条内径为10厘米由烧结粘土成制的管道，通往管径15 ~23厘米的街道污水管。
Several house drains, usually of 10 cm internal diameter and made of fired clay, flow into the street sewer which is of 15-23 cm diameter.
住宅的排水管道通常用若干条内径为10厘米由烧结粘土成制的管道，通往管径15 ~23厘米的街道污水管。
Several house drains, usually of 10 cm internal diameter and made of fired clay, flow into the street sewer which is of 15-23 cm diameter.
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