Also must check whether empty drum ceramic tile phenomenon.

另外还必须检查瓷砖有无空鼓现象。

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This paper describes the checking method used in the drum interface of Computer DJS-130. Emphasis is placed upon the calculation of check words.

本文叙述DJS—130计算机磁鼓接口的校验方法，着重于校验字的求算。

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The time it takes to check your hand remains a little longer than it would take you to drum in your typical four-digit PIN, but in our brief test, it was able to discriminate between two Engadget editors' hands.

ENGADGET: KDDI's smartphone palm authentication app unveiled at CEATEC 2012 (hands-on)