These women may improve their status in relation to men but at the same time may experience no improvement in their economic standing.
这些妇女可能提高她们相对于男子的地位，但与此同时，她们的经济地位可能没有改善。
This paper analyses the mechanical process of standing jumping-up, and put forward some ideas about the improvement of this technic.
本文分析了原地起跳的力学过程，提出了改进技术的意见。
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