短语词组短语arbitrary y projection 任意投影pseudocylindric arbitrary projection 任意伪圆柱投影kavraishy s pseudocylindric arbitrary projection 卡夫拉伊斯基任意伪圆柱投影urmaev s pseudocylindric arbitrary projection 乌尔马耶夫任意伪圆柱投影 返回 arbitrary projection