perpendicular plane

基本解釋

With the aid of a plane and a center for the datum plane. (3) to two mutually perpendicular plane as a benchmark.
② 以一個平面與一個中心平面為基準(zhǔn)。 ③ 以兩個互相垂直的中心平面為基準(zhǔn)。
When bouncing your flash, at certain angles close to that perpendicular plane, direct light will hit your subject.
當(dāng)使用跳燈時，即使閃光燈以接近垂直的角度向上方打光，但仍有擴(kuò)散的光線直接照射到被攝體上。
The first step of the migration is performed within the perpendicular plane, and the second step of migration is the spatial migration of the side waves.
第一步偏移的實(shí)質(zhì)是在鉛垂平面內(nèi)完成偏移歸位，第二步偏移是在空間內(nèi)完成側(cè)面波的空間歸位。

The theoretical part of the seminar on the measurement technology including the principle of a measurement survey, a plane-table method, a perpendicular survey, a traverse survey, a GPS survey, and using a total station will be conducted at the premises of the Institute of Fine Arts.
UNESCO: 7-8 November 2012, Tashkent, Uzbekistan