upper lateral bracing上部: headpiece; ridge横向: broadwise; infeed; crossrang ...支撑: prop up; sustain; support外部支撑；外部横向支撑: external bracing外部横向支撑结构架: external structural bracing frame下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:上部横向支撑，即可在微信中查询翻译
