projected coordinate system造句

例句与造句

1. :SVY21 is a geodetic datum ( EPSG 6757 ), a geographic coordinate system ( EPSG 4757 ) and SVY21 / Singapore TM ( EPSG 3414 ) is the projected coordinate system decltype mentioned.
2. It's difficult to find projected coordinate system in a sentence. 用projected coordinate system造句挺难的