For a low speed blow down wind tunnel with semi-open test section, the effectiveness of main flow damper in rapidly changing test velocity is verified through experimental research.
通过实验研究证明了用主流阻尼器快速调节半开口直流式低速风洞的实验风速的可行性。
Fees for Chromatic Harmonica Solo (Open Section) and Tremolo Harmonica Solo (Open Section) include the cost of one copy of the test piece.
半音阶口琴独奏公开组及复音口琴独奏公开组之报名费已包括指定乐曲乐谱一份之费用。
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