本实用新型的技 术方案是：包括提柄、袋体、引流管、放流管和开关阀，其 特征是在提柄上固定设有挂钩针。
The novel drainage bag is characterized in that the lifting handle is fixedly provided with a pothook needle.
本实用新型的技 术方案是：包括提柄、袋体、引流管、放流管和开关阀，其 特征是在提柄上固定设有挂钩针。
The novel drainage bag is characterized in that the lifting handle is fixedly provided with a pothook needle.
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