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未装防护罩,砂轮片破裂!深圳“12·27”角磨机杀人事故调查报告公布
塔吊顶升倒塌致3人死亡!安全员已交底并现场旁站,但仍被追刑责!追责原因需吸取!
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From next year, the social security fee will be collected by the tax department.
2022-10-07
Economic Activity and Cost Analysis Conference of Yuhai Construction Engineering Co., Ltd
2022-10-03