一旦到位，紧张是由主轴采用拧下来机制调节锁定装置，然后应用到酒吧的压力，产生一个完全张屋面板。
Once in place, tension is applied by the spindle mechanism by screwing down the adjustable locking device which then applies pressure to the bar, producing a perfectly tensioned roof sheet.
一旦到位，紧张是由主轴采用拧下来机制调节锁定装置，然后应用到酒吧的压力，产生一个完全张屋面板。
Once in place, tension is applied by the spindle mechanism by screwing down the adjustable locking device which then applies pressure to the bar, producing a perfectly tensioned roof sheet.
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