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Undevelopable

不能展开的

1、不能展开的

... undetectable不易被发现的未暴露的 undevelopable不能展开的 undisclosedprincipal不出面的委托人 ...

undevelopable surface不可展面;不能展开曲面

undevelopable ruled surface不可展直纹曲面

undevelopable curved surface不可展曲面

交通运输工程

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