English translation for "visual reference to the ground"

目视地面

Related Translations:

visual:  adj.1.视觉的，观看的；视力的。2.看得见的。3.光学的。4.形象化的。adv.-ly (the visually impaired 〔委婉语〕盲人；视力很差的人)。

visual reference:  目视基准；目视地标

Similar Words：

"visual record" English translation, "visual record computer" English translation, "visual recorder" English translation, "visual reed indicator" English translation, "visual reference" English translation, "visual reference to the landmarks" English translation, "visual reflection factor" English translation, "visual reflex" English translation, "visual reflex arc" English translation, "visual reflex arcs" English translation