Drag onto the page to add a stretchable road segment.

拖到繪圖頁后,可以添加可延長路段.

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A kind of spring energy accumulation typed stretchable mechanism used in aerobat was designed.

摘要設(shè)計(jì)了一種飛器用彈簧儲(chǔ)能式空間可伸展機(jī)構(gòu).

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A kind of energy accumulation typed stretchable mechanism used in aerobat was designed.

設(shè)計(jì)了一種飛行器用彈簧儲(chǔ)能式空間可伸展機(jī)構(gòu).

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