The results show that the crane is unnecessary to replace for its low total stress level and large strength margin of the main girder (main stressed part).

计算结果指出：门机结构总体应力水平较低，其严重受力件主梁具有较大的强度富裕度，不必更换。

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The research shows that stress level of the crane structure is low and crane girder has large enough strength margin to assure the safety of using crane under extended service.

研究结果表明门机结构总体应力水平较低，严重受力件主梁具有较大的强度富裕度，可以保证超期服役的安全性。

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Foundation soil strength is the strength of limit damage, to ensure that no damage occurred foundation, foundation strength sufficient safety margin.

地基强度是指地基发生极限破坏的强度，为保证不发生地基破坏，地基强度要有足够的安全储备。

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Those with the strongest financial margin can enter salary negotiations from a position of strength.

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Although we expect IBM to maintain its high margins given the strength of its GBS business, a contraction in GBS profit margin in the future to historical average of rate of 12.5% would result in downside of 5% to the Trefis price estimate.

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