And the steel tube provides lateral stress at initial period to make up the defect that constraining force comes up too late.

另一方面使核心混凝土在受荷初期就处于侧向受压的状态，弥补钢管对混凝土紧箍力出现太迟的缺陷。

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And the steel tube provides lateral stress at initial period to make up the defect that constraining force comes up too late.

另一方面使核心混凝土在受荷初期就处于侧向受压的状态，弥补钢管对混凝土紧箍力出现太迟的缺陷。

youdao