分支装置使用管托状的密封件通过主管上的管口将支管连接到主管上。
A branching device connects a branch pipe to a main pipe through an orifice in the main pipe utilizing a saddle-like sealing member.
应使用管道系统制造商制造或推荐的镀锌吊架、管夹、管托或其它附件安装支架系统。
The support system shall be installed using galvanized hangers, clamps, brackets, or other attachment devices manufactured by or recommended by the manufacturer of the support system.
声可托于弦管，名可留于竹帛。
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