Placing the flexible pipe in the middle of concretelift is favourable for speeding up the dam concrete construction.
在浇筑层中间铺设软管为加快坝体混凝土的施工进度提供了有利条件。
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Each one will lift your mood, as will the mere fact that you've tackled and achieved some concrete goals; by doing so, you boost your feelings of self-efficacy, which can boost happiness.