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- standard tone frequency 标准单音频率
- There are different impinging tone frequencies corresponding to helical and symmetric flow pattern. 并且螺旋模态与对称模态对应不同频率的冲击单音,在同一工况下可能存在两种流动模态共存的情况,此时冲击单音也具有多频率特性。
- In the Ming Dynasty, Zhu Zaiyu initiated the twelve-tone temperament which later became the universal standard tones. 明代朱载首创十二平均律,后来被认定为世界通行的标准音调。
- China's silk weaving, porcelain making, metallurgy and shipbuilding very early reached the world's advanced level in the Ming Dynasty, Zhu Zaiyu (1536-1610?) initiated the twelve-tone temperament which later became the universal standard tones. 中国的丝织、制瓷、冶金、造船技术很早就达到世界的先进水平。明代朱载堉首创十二平均律，后来被认定为世界通行的标准音调。
- This standard sets the tone of the entire lesson. 该条例就是整个课程基调。
- There is a standard form of oath used in lawcourts. 法庭中使用的誓词有固定的格式。
- This is one of the standard books on the subject. 这是有关这个问题的权威著作之一。
- It will send you standard form for you to fill out. 它(商标局)会寄给你标准表格要你填写。
- That country came off the gold standard long ago. 那个国家好久之前就放弃金本位制了。
- Such prices hit off with the standard of our life. 这样的物价与我们的生活水准相符。
- A can like this is considered below standard. 这样的罐头认为是不合格的。
- pure tone frequenc 纯音频率
- Their work is not up to standard. 他们的工作成绩不够标准。
- This is the standard textbook on the subject. 这是这一科的权威性课本。
- Goods are packed in standard export packing. 货物按标准出口方式包装。
- Cargo survey and find below standard filing claim. 货品检验后发现不合标准，故请求索赔。
- The teacher sets high standard for his pupils. 这位老师给他的学生们定下高标准。
- More than300 watches are not up to standard. 有300多块手表不合质量标准。
- tone frequency of tone pulse 单音脉冲的单音频率
- The standard charge for consultation be$50. 正常的咨询费为50美元。
