English translation for "principal lines of direction"

主方向线

Related Translations:

principal moment:  主惯矩主矩

principal load:  知荷载主要荷载

principal port:  主港主要港口

principal wife:  正妻；正室

principal bond:  主键

principal arch:  主拱

principal to:  principal本人对本人

principal road:  知路主要路

principal edition:  正本, 主版本(对航空版等其他版别而言)

principal paper:  主要文件

Similar Words：

"principal line [of photograph" English translation, "principal line of direction" English translation, "principal line of the picture" English translation, "principal lineof photographh" English translation, "principal lines" English translation, "principal line［of photograph" English translation, "principal link" English translation, "principal linkage" English translation, "principal lithologic unit" English translation, "principal load" English translation