By take qualitative analyze support force states on bridge head bridging slab to advanced relevant reinforcement method.
通过对桥头搭板的受力情况进行定性的分析，提出了相应的配筋方法。
Pa series amplifiers feature 3 kinds of operating states: double-channel, parallel, and bridging. They are selectable according to different situations.
PA系列功放设置三种工作状态：双声道，并联，桥接可以根据不同的场合选用。
Pa series amplifiers feature 3 kinds of operating states: double-channel, parallel, and bridging. They are selectable according to different situations.
PA系列功放设置三种工作状态：双声道，并联，桥接可以根据不同的场合选用。
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