If the operator mounting holes do not line up with the valve flange holes, the stopscrew (s) should be backed off and handwheel turned until holes are aligned.
如果操作装置的安装孔与阀门法兰孔没有对应上，就要把锁定螺栓退回，旋转手轮式的螺栓孔对准为止。
2
It is entirely possible to stop, refactor, be a little behind on features, slam in a few features, not catch up but screw up the code, and loop forever, never getting benefit.