... rigid coupling 刚性联轴节 rigid design 刚性设计 rigid foundation 刚性基础 ...
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LZ-N07, a 75-metre semi-rigid design that can carry two tonnes of cargo, or 12 passengers.
ECONOMIST: Pushing the envelope
They are based on a non-rigid design, in which the pressure of the helium inside the envelope is used to maintain the airship's shape.
The advantage of this arrangement is that it can be scaled up more easily than a semi-rigid design, since the envelope is not load-bearing.
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