When the hydraulic pressure is released, the sequence valve moves to the open position。
A.当释放液压时,活门按顺序打开 B.当液压被释放后,顺序活门移动到开位。 C.当液压增压时,要按顺序移动来打开活门。正确答案B
When the hydraulic pressure is released, the sequence valve moves to the open position。
A.当释放液压时,活门按顺序打开 B.当液压被释放后,顺序活门移动到开位。 C.当液压增压时,要按顺序移动来打开活门。正确答案B