连续油管在工作时除受卷绕弯曲和拉伸载荷作用外，管内常受到内压作用，承受三轴应力。
When working, coiled tubing is loaded by bending, drawing and inside pressure, so that it would bear three dimension stress.
用近似解析方法推导出拉伸正交各向异性有限宽板偏心圆孔的应力集中系数的显式表达式，除了比较极端的情况外，该式的精度较好。
Using an approximate analytical method, the explicit expression of stress concentration factors is derived for an eccentric circular hole in a tension orthotropic finite-width strip.
竹浆纤维除断裂伸长外。其各项拉伸断裂力学性能指标均远远低于竹原纤维。
In addition to bamboo fiber elongation, but its tensile mechanical properties were far below the bamboo fiber.
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