The design of chimney and air current, the gate of fire way, the laying of fire box and adjustment of the flame height, were the key factors of fire way.
烟囱设计、气流控制、火路通口、灶塘铺设及吊火高度，为火路关键技术。
Automatic water sluice gate is under the waterpower and action of gravity, in the given water height condition; and it start and stop automatically as the flux change.
水力自控闸门是借助水力和重力作用，在一定的水位条件下，随流量的变化，自动启闭的自动化闸门。
Height prepared several different pieces of the gate pad 23, with free exchange of bolts 24 installed.
预先准备多个高度尺寸有所不同的浇口垫件23，用螺栓24自由交换安装。
Height prepared several different pieces of the gate pad 23, with free exchange of bolts 24 installed.
预先准备多个高度尺寸有所不同的浇口垫件23，用螺栓24自由交换安装。
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