求翻译：为保证支筒垂直度，在滑升过程中，必须保证操作平台与周边模板平行上升，因此要经常测量各千斤顶的升差值，及时调整。调整方法可用“限位器”，即在每个千斤顶上装一个“限位器”，在支承杆上作一个机械制动档，一旦出现升差，到了制动档处便可全部消除，一般每隔50cm调平一次即可达到平行滑升目的。还可调整油路负载，缩小升差，也可通过压载，即对升值超前部位加荷，用减慢上升速度的办法等加以调整。是什么意思？

To ensure the vertical support tube, in the sliding process, must ensure that the platform around the template with parallel increase, so should always measure the difference between the jack-liter, timely adjustment. Adjustment methods available "stopper" that each jack in to upload a "stopper" in

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In order to guarantee the tube verticality, in rises in slippery the process, must guarantee operates the platform and the peripheral template parallel rise, therefore must survey various hoisting jacks to rise the interpolation frequently, prompt adjustment.Adjustment method available “limitator”,

To ensure the cylinder vertical, in the process of climbing, must ensure that the platform parallel to the surrounding template up, so to regularly measure the margin for Jack l and timely adjustment. Adjustment methods are available to "limit", that is, each Jack put a "limit" on the support rod fo