【单选题】The buyer complained that the goods were ( ) before shipment.
【单选题】The buyer complained、 that the goods were ( ) before shipment.
【单选题】有饮“转转酒”和“杆杆酒”习俗的是( )。
【简答题】液压式离合器操纵机构主要由_________、_________和离合器工作缸(又称分泵)组成。
【简答题】The covering L/C must reach the sellers 30 days before shipment.
【简答题】影响调节系统动态特性的主要因素有()、()、速度变动率、油动机时间常数。
【单选题】在曲柄滑块机构中,滑块的行程s等于曲柄长度A的( )倍。
【单选题】the buyer complaineD、that the goods were ( )before shipment.
【多选题】关于存在与思维关系,以下理解错误的是()