【单选题】自动变速器冷油器的作用是,使高温油液在水箱内与冷却水或在散热器内与空气进行热量交换,保持油温为()℃。
【单选题】We mustn't buy things we _____ (a)needn't (b)need not (c)don't need (d)haven't need
【简答题】Manufacturers need to be more s to the needs of consumers.
【单选题】ω-6 不饱和脂肪酸的主要作用为? ( ) [单选题] *
【多选题】以下关于对自动变速箱描述正确的是
B.
722.9 变速器电脑位于阀板上,侵泡在油液中
【简答题】Manufacturers currently are working to establish industry standards for digital t______ and reception of the signals.
【单选题】Manufacturers can use robots on an assembly line, so they don’t need so many workers, which causes job losses.
【判断题】All manufacturers need to source from other companies.