rigid construction

基本解释

For insertion of the containers in the cells, flared openings of rigid construction will be provided at the top of the guide angles.
为将集装箱安放在箱格，导轨角顶部的坚硬结构要能够朝外开口。
blog.sina.com.cn
It's rigid construction helps maintain more even pressure differentials keeping the filter from collapsing and shutting down your compressor.
这是僵硬的建设有利于保持甚至更差的压力使过滤器崩溃和关闭您的压缩机。
company.china.alibaba.com
The inherent structural stability of the hexagonal form and the rigid construction of Structural Insulated Panels (SIP) precludes the use of added structural support.
六边形结构和绝缘板刚性结构的内在结构稳定性（SIP）起到了绝对的支撑作用。

Why would anyone pay probably twice the asking price of the PS3 for additional features that appear to begin and end with "rigid beam construction"?
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The open-cage printer will work using "fused filament fabrication" with 1.75mm filament, and will also feature 100 micron layer resolution (0.1 millimeter), rigid aluminum construction, an open-source software tool chain and optional heated build platform.
ENGADGET
Construction Workplace Misclassification Act establishes rigid criteria for differentiating independent contractors from employees in the construction industry.
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