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4.2.7 in order to prevent the concrete from segregation, when the free falling height of the concrete is more than 2m, a tumbling barrel or...
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II. Pay, allowance and implementation of relevant rewards and punishments of the safety director; 3. Assist the main person in charge to regularly report the...
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Since the commencement of the general contracting project of the reconstruction and expansion project of Hongling Education Group (Senior High School Department), certain achievements have...
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China Communications Construction Group Co., Ltd. is a central enterprise jointly reorganized and established by China Energy Conservation Investment Corporation and China new era holding...
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