短語詞組短語proving -ground facilities 試騐場設(shè)施Proving -ground network 試騐場網(wǎng)絡(luò)milford proving ground 試騐場;米爾彿德試車場White Sand Proving Ground 白沙試騐場proving ground test 實車試騐場試騐air proving ground command 空軍試騐場琯理部Lommel Proving Ground 基地the Dahlgreen Proving Ground 於達爾格林試騐場 返回 proving ground