نمایش نتیجه 1 تا 4 از 4 نتیجه یافت شده برای horsehead:
n: a cable on a pumping unit, looped over the horsehead and connected to the carrier bar to support the polished rod clamp. See sucker rod pumping.
n: yoke or clamp fastened to a pumping wells polished rod and to which the bridle of the pumping units horsehead is attached.
n: the generally horseheadshaped steel piece at the front of the beam of a pumping unit to which the bridle is attached in sucker rod pumping.
کله اسبی
n: see horsehead.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
