base plane的用法和樣例：
例句
- It shows that, apart from the usual elements for the tree root and feature type, a datum plane contains the positioning constraints and an optional fit type.
它展示了，除了通常的樹(shù)根和特征類(lèi)型等元素，一個(gè)基準平面包含位置約束和一個(gè)可選配合類(lèi)型。 - The present paper deals with the errors existent in routine datum plane statics under the condition of complex topography as well as the cause for the errors.
本文從理論上論述了復雜地形條件下常規基準面靜校正和存在的誤差以及存在誤差的主要原因。
