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A method for increasing the strength characteristics of stiffeners have extended cover PET
A method for increasing the strength characteristics of stiffeners have extended cover PET
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机译:一种用于增强加劲肋的强度特性的方法具有扩展盖PET
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摘要
Cover with an enlarged chamber, characterized in that the wall of the upper chamber is reinforced by a special horizontal stiffeners, which is on the outside of the upper chamber and passes around the enlarged chamber wall circumferentially.
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