You can also force an overwrite at any time using the >| (a greater-than symbol followed by a vertical bar) redirection operator.
您还可以在任何时候使用 >|（一个小于号加上一个竖线）重定向操作符强制进行覆盖。
The pressure safety devices can help to retain the draw bar pulling force in the event of a breakdown of the hydraulic system.
安全阀可以防止因液压系统故障等原因而引起的油缸输出推（拉）力急骤下降，可确保加工安全。
Therefore, the strength check of multi-internal force from the cross-section of bar can be resolved by means of mechanical method.
为此，利用材料力学方法可以解决杆件横截面上存在多个内力的强度计算问题。
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