I recommend that you read some books on soundmeter.
我推荐你读一些介绍诗歌声韵知识的书。
2
There are strict requirements on soundmeter in our nation's metrical verses.
我国的格律诗对于声律有严格要求。
3
Jack of Tools includes a compass, virtual level, your Earthly coordinates, your altitude, your speed and heading (including average and maximum speed markers), base distance, and a soundmeter.