“验算”造句
为防止算术计算中的错误,加以
验算是有益的.
It is useful to have checks against arithmetical errors.
通过
验算和方案比选, 决定实施泄水洞排水方案.
Through checking calculation and comparing schemes, discharge tunnel design is put forward.
乘法可用除法来
验算.
Multiplication can be proved by division.