At present, supersonic method is the most effective in harmless testing methods on concrete quality.
目前，在诸多混凝土质量的无损检测方法中，应用最广泛、最有效的是超声法检测。
The present invention is supersonic metering method and device for liquid drop.
本发明涉及一种液滴的超声计量方法及装置。
Supersonic wave as an assistant method resulted in a better effect.
酶解过程中使用超声波辅助酶解，可以提高酶解效果。
Supersonic wave as an assistant method resulted in a better effect.
酶解过程中使用超声波辅助酶解，可以提高酶解效果。
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