perfect framestatically determinate framework静定: static determinacy构架: carcass; panel work; frame; ...超静定构架: hypersonic frame; redundant frame; statically indeterminate frame超静定构件取代法: method of the su titute redundant members; method of the substitute redundant members若为给定构架的域名则为真: isfield下载手机词典可随时随地查词查翻译