本文通过分析房屋建筑施工安全事故的原因，提出相应对策。
According to the analysis of building construction safety accident, authors present the countermeasures.
安全事故的机理分析是山区高速公路施工安全评价的基础。
Mechanic analysis of safety accidents is the foundation of construction safety evaluation of mountainous freeway.
安全事故的机理分析是山区高速公路施工安全评价的基础。
Mechanic analysis of safety accidents is the foundation of construction safety evaluation of mountainous freeway.
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