单词	course of exchange ratio
释义	course of exchange ratio 系数
随便看	subscriber line carrier circuit subscriber line charge subscriber line circuit subscriber line circuit shelf subscriber line concentrator subscriber line connection unit subscriber line data subscriber line equipment subscriber line free subscriber line group subscriber line interface subscriber line interface chip subscriber line interface circuit Subscriber Line Interface Circuit LT subscriber line loading subscriber line multiplexer subscriber line network subscriber line netwrok subscriber line out of order subscriber line PE subscriber lines subscriber line signaling subscriber lines traffic measuring equip subscriber line test subscriber line test equipment