Records of these calibrations should be maintained.

校验记录应当加以保存。

All gauges and test equipments have valid calibrations.

所有量规和测试设备有效校准。

Appropriate calibrations are necessary to maintain accuracy.

为保证准确性，需要适当的校准。

All documentation of calibrations will be reviewed at time of audit.

验厂时，需要查阅所有的校验文件。

Note, therefore, that when we calibrate the scale to read in ohms, these calibrations go backward.

因此要注意，当我们把刻度刻成欧姆读数时，这些刻度是从大到小的。