【单选题】2·在化油器中,功率量孔的尺寸一般都比主量孔的尺寸( )。
【判断题】树干式意味着从高压母线引出的一条高配线,不只连接一个负荷点。
【单选题】在化油器中,功率量孔的尺寸一般都比主量孔的尺寸( )。
【单选题】5 bullhead rail / flat bottom rail B. A ____________________ has a foot and head that are roughly even.
【单选题】5 bullhead rail / flat bottom rail A. A ________________________ has a wider foot and narrower head.
【单选题】The cost of the air fare is higher than ______.
C.
those of the rail fare
D.
which of the rail fare