N-COUNT A sandbox is the same as a . 同sandpit [美国英语]
In this study a sand-box confined aquifer model is used to simulate gas transportative process in aquifer after abnormal source gas has formed by selecting argon dissolved gas as study gas.
借助于砂槽承压含水层模型，以氩溶解气为研究对象，模拟气体聚集或稀释的异常源产生后，其在含水层中的运移过程。
As she pulls the shoes out, the box with the sandwiches in it breaks open and the ham, the cheese, and the bread slices fall into the sand.
当她把鞋子拿出来的时候，装着三明治的盒子打开了，火腿、奶酪和面包片都掉在了沙子里。
Slow work, can meet the precision handling, sand box mold, machine maintenance and other fine work requirements.
慢速工作时，可以满足精密装卸，砂箱合模，机床检修等精细作业的要求。
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