This edition of BS 5099 introduces a clause on calibration frequency, together with an associated annex on the procedure for checking the efficacy of the method of spark testing.
此版本的BS 5099在附件里增添了火花试机的校准周期以及校准的方法和程序。
2
The technical index and calibration level of the DC resistance voltage divider are analyzed, the uniform calibration method is proposed, the uncertainty is analyzed and the checking method is given.