... dental fixation by ligature 牙结扎固定 arch bar 弓形杆; 弓形秆; 拱杆; 拱形横条 arch barsplint fixation 牙弓夹板固定法 ...
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把你的副翼放下来。可以减低你的速度。找得到你的副翼拱杆吗?
Nagase Put your flaps down. That'll lower your airspeed. Can you find your flap lever?
整个结构划分为若干组合单元,每个组合单元包括拱、桁梁及竖杆横撑架三部分。
The structure is resolved into several compound elements and every compound element consist of three parts: arch, trussed beam and lateral brace.
垂直杆件则借悬臂作用产生和拱挠度相等的悬臂挠度,来承担足够的荷载。
Vertical elements carry sufficient load through cantilever action to produce cantilever deflections equal to arch deflections.
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