shā dài ㄕㄚ ㄉㄞˋ 砂袋 装着砂的袋子。一种体育训练器具。《新华月报》1971年第1期：“﹝ 倪志钦 ﹞请护士找来哑铃和砂袋，每天要进行两个多小时的辅助训练。”
文章详细介绍了砂袋围堰的施工情况和实施效果。
This paper has a detailed description on construction and final results of sand bag cofferdam.
介绍南沙龙穴造船基地深水河涌水下大砂袋封截的施工经验。
The experience of underwater blocking construction of deep river swell with big sand bags at Longxue Ship-Building Base in Nansha is presented.
本产品也是喷砂抛光、制磨纸浆砂轮和高精度砂布、砂袋的理想材料。
They are also the ideal materials for sand-blast polishing, high accuracy emery cloth etc.
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