平垫圈；普通垫圈
plain───n.平原；无格式；朴实无华的东西；n.(Plain)人名；(英)普莱恩；(法)普兰；adj.平的；简单的；朴素的；清晰的；adv.清楚地；平易地
tailpiece washer───尾件垫圈
flat washer───[机]平垫圈
washer only───仅限垫圈
plain rice───n.白饭
plain tarousahe───平原塔鲁萨河
washer repair───垫圈修理
plain language───明语；普通语言
dark plain───暗平原
Plain washer Q40210 Cummins engines for the following.───现在我厂主要生产紧固件产品中的螺母、平垫圈类系列的产品。
Plain washer Q40110 Cummins engines for the following.───康明斯平垫圈用于以下发动机。
and the conducting strip is rigidly connected with plane of the circular boss of the screw by the fastening the plain washer and the nut.───导电片通过平垫圈和螺母紧固与螺杆环形凸台平面形成刚性连接。
fasteners . hexagon nuts with tightening plain washer . product grade a.───紧固件。带普通平密封垫圈的六角头螺母。级产品。
Cross recessed hexagon bolt with indentation, single coil lock washer and plain washer assemblies───十字槽凹穴六角头螺栓，弹簧垫圈和平垫圈组合件
Cross recessed hexagon head tapping screw with indentation and large plain washer assemblies───十字槽凹穴六角头自攻螺钉和大垫圈组合件
Cross recessed hexagon bolt with indentation and plain washer assemblies───十字槽凹穴六角头螺栓和平垫圈组合件
Cross recessed pan head screw, single coil spring lock washer and plain washer assemblies───十字槽盘头螺钉，弹簧垫圈和平垫圈组合件