The only convention prescribed is that 0 should be returned for success and a nonzero value for failure.
规定的唯一约定是返回0应该表示成功而返回非零值表示失败。
2
It has been insufficient of the cognizance of the value of the abandon inheritance, which makes the abandon inheritance little and indeterminate prescribed in the Inherited Law.
我国对放弃继承制度重要意义的认识一直存在不足，这使得我国继承法对放弃继承制度的规定，又少又不明确。
3
By slowly increase the voltage on the sole to the specified value, check if it can withstand that value in the prescribed time period.