家具英语 ... •High-frequency quadruple output unit 高转速四头输出 •High-frequency wood/rattan/bamboo/gluing machine 高转速（木材/藤材/竹材）胶合机 •High-frequency wooden plate plying machines 高转速木材拼板机 ...
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Incorporate one 15 inch low Frequency Driver for the SVP-15PB and one 18 inch low Frequency Driver for the SVP-18PB, mounted in a low resonance composite wood enclosure.
纳入的高级副总裁一台15英寸的低频驱动器15pb和一个18英寸的低频驱动的高级副总裁- 18pb，在低谐振式复合木外壳。
Wood, J. M. , et al. , " Effects of the 1989 San Francisco earthquake on frequency and content of nightmares. " J Abnorm Psychol, 1992. 101(2): p. 219-24.
等〈 1989年旧金山大地震对恶梦发生频率以及恶梦的内容的影响〉 《变态心理学期刊》，1992。101（2）：219-24页。
The team identified the frequency of knots in the wood as the cause, returned to the sawmill, and selected each plank by hand, examining the pine for knots and other potential flaws before purchasing.
研究小组发现结木的频率是一大原因，于是他们返回到锯木厂，并重新选择每个板手，检查松木其他潜在的缺陷。
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