stroke bore ratio 行程缸径比
bore-stroke ratio 缸径行程比
bore stroke ratio 缸径冲程比
well bore quality qualified ratio 井身质量合格率
bore to stroke ratio 缸径行程比
bore ratio
孔率
以上为机器翻译结果，长、整句建议使用 人工翻译 。
This paper proposes that Poisson's ratio of rock mass and in-situ stress are directly determined using optimization method according to measured strains obtained from bore hole stress relief process.
本文根据孔壁应力解除法获得的量测应变，提出了采用最优化方法直接确定岩体的泊松比和原始地应力。
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