He is a mighty Duke, and appeared in the shape of a Lion with an Ass's Head, bellowing .
他是一位公爵,他以狮身驴头的形象伴随着怒吼出现。Better is the head of an ass than the tail of a horse.
驴头也比马尾强。The horsehead is shaped so that the curvature of the outer side of the horsehead is centered on the center bearing of the walking beam.
驴头的造型使得驴头外侧的弯曲中心对准游梁轴承。The donkey head swinging the reversing stable (the speed is equal to zero), so new CVT pumping unit still using four bar linkage.
驴头摆动换向平稳(换向时速度等于零),所以新型无级变速抽油机仍然采用四连杆机构。The polished rod is attached to the horsehead by the bridle.
光杆用一段钢丝绳固定于驴头。The horsehead is used to insure that the pull on the sucker rod string is vertical.
驴头用来确保抽油杆柱沿垂直方向被提拉。If there are too many participants, the donkey head can divide them into several small groups, and name a leader of group.
如果参加人数众多,驴头可以将大家分成组,每组指定一名组长负责照料本组员。Traditional horsehead of CYJ8-3-37HF pumping unit always suffers from crack in use.
传统设计的CYJ8-3-37HF型抽油机驴头在使用中出现裂纹。Analysis of kinematical and kinetic characteristics on double donkey headed oil suction pump
双驴头抽油机的运动与动力特性分析