Page 275 - Occupational health and safety
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แบบบันทึกผลปฏิบัติการตรวจวัดเสียง
บริเวณที่ตรวจวัด.......................................................วันที่...................................เวลา.........................น.
เครื่องมือตรวจวัดยี่หอ............................................................รุน............................................................
หมายเลขเครื่อง.......................................... ปรับเทียบเครื่องมือวันที่......................................................
ระดับเสียงการปรับเทียบกอนการตรวจวัด....................... dBA
ผู้ท าการตรวจวัด
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ขั้นตอนการใช้เครื่องมือ
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จุดที่ ระยะห่างจาก ค่าความดันเสียง (dBA) มาตรฐาน
แหล่งก าเนิดเสียง Leq Lmin Lmax Lpeak
ข้อเสนอแนะในการปรับปรุง
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