英语词典
In fact, the suspended pipeline has the nonlinear properties in geometry, it's length and the force of the touch down point are unknown during laying operations, so that the question is difficult to be solved.
铺设中的悬跨段管道具有几何非线性性质,其悬跨长度及着地点的受力未知,使得问题的求解难度增加。
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