所有的纸在本质上只是干燥的植物纤维,通过平板粘结在一起。
All paper is essentially dried up plant fibers, clinging together in a flat sheet.
用一张纸或聚酯薄膜霞盖在平板仪上,可在制图时作诠释。
A sheet of paper or mylar covering the plane table is annotated during map construction.
用一张纸或聚酯薄膜霞盖在平板仪上,可在制图时作诠释。
A sheet of paper or mylar covering the plane table is annotated during map construction.
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