steam inlet pipe seat 进气管座
drum pipe seat 汽包管座
pipe seat scraping 管座修刮
weld seam at pipe seat 管座焊缝
ventilating pipe mounting seat 通风管座
Boasting an 1, 100-seat auditorium complete with pipe organ, the hall was the centerpiece of one of the most elite organizations in the country.
NPR: Storied Glee Club Faces Waning Membership
应用推荐
模块上移
模块下移
不移动