直交化
orthogonalization
直交流比较器
direct-current and alternating current comparator
直交平面波法
orthogonalized plane wave method
直交轴
orthogonal axes
值得成交的报价
bargain offer
自交的
selfed
直
frank; just; straight; vertical
recto-
直板滚轧机
plate straightening rolls
直边
directed edge
直边外胎
beadless tyre
直边衍射
straight edge diffraction
直柄
straigh shank
直柄钻头
straight shank drill
直播
direct seeding; living broadcast
直布罗陀
Gibraltar
直布罗陀热
Gibraltar fever
直部
partes recta
直槽绞刀
straight reamer; straightreamer
直槽钻
straight fluted drill
直侧视镜
foroblique