two-hinged rigid frametwo-pin rigid frame双: two; twin; both; dual铰: cut with scissors刚架: rigid frame; stiff frame刚架: [建筑] rigid frame; stiff frame◇刚架横梁 gantry beam; 刚架结构 rigid-framed; 刚架梁 rigid-frame beam挥舞铰刚度: flapping-hinge stiffness下载手机词典可随时随地查词查翻译
