桥孔;桥洞;
This paper indicates the principle and method of laying aperture of bridge and introducer the practical experiment on river rectification.
简述桥孔设计的原则和方法,并谈了河道整治的体会。
Therefore opening a aperture with proper diameter at the conduit bridge of the baffle plate may improve the properties of the heat exchanger and bring about good energy saving effect.
由此可见,对折流板管桥开适当孔径,可使换热器的各项性能均获得一定程度提高,具有较好的节能降耗效果。
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