... pack settling 充填物沉降 pack slumping 充填物坍塌 pack stability 砾石充填稳定性 ...
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quake stability pack 震定包
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The Honda U3-X might look all futuristic and highly portable, but it doesn't pack much speed -- probably for the sake of stability.
ENGADGET: YikeBike foldable electric bicycle hands-on Hands-on
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