王老师:19139051760(拨打)复制微信 题目 更新时间:2023/8/31 why was the black box redesigned in 1965?A . New materials became available by that timeB . Too much space was needed for its installationC . The early models often got damaged in the crashD . The early models didn.t provide the needed 答案 登录 注册 C 出自:思纽教育学院 >> 伊犁师范-基础英语1 伊犁师范学院继续教育学院