تعداد ۱ پاسخ غیر تکراری از ۱ پاسخ تکراری در مدت زمان ۱,۲۰ ثانیه یافت شد.

1. Sonic, infrasonic, and ultrasonic frequencies :

پدیدآورنده : Heys, Toby

کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)

موضوع : TK Electrical engineering. Electronics. Nuclear engineering,U Military Science (General)

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