نمایش نتیجه 1 تا 3 از 3 نتیجه یافت شده برای rod hook:
n pi: a device used to pull or to run sucker rods. They have a bail attached to the rod hook.
n: a small swivel hook having a fast-operating automatic latch to close the hook opening when weigth is suspended from the hook.
a hollow, tapered rod hooked to the boom of an oil fire fighting crane. Mud can be pumped through the stinger once it has been stabbed into the remains of a wellhead.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
