常龙龙 ← Continually improving your experience... My feedback 1 result found What are the characteristics of the boiler? What is its functional use? What are the industrial requirements? 2 votes Vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close 1 vote 2 votes 3 votes Remove votes You have left! (?) (thinking…) 0 comments · Submit an article for the Zintro Blog · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close 常龙龙 shared this idea · Jun 30, 2022