“折纸工程师”通过沿着固定的折痕折叠刚性材料薄片来构建各种各样的物体。
"Origami engineers" build a variety of objects by folding sheets of rigid material along set creases.
库存模型与刚性转子系统，固定转子就是为什么它可以做的特技。
Stock model with a Rigid rotor system, the fixed rotor is why it can do aerobatics.
不带软铜编织线的磁保持继电器，负载引出脚不能锡焊，不能随意扳动，且不能同时刚性固定两个引出脚。
Not with braided line relay, the load pin can not solder, not arbitrarily wrenched, two pins and rigid fixation.
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