ANSI/IEEE Std 644-1987 : IEEE standard procedures for measurement of power frequency electric and magnetic fields from AC power lines /
Uniform procedures for the measurement of power frequency electric and magnetic fields from alternating current (AC) overhead power lines and for the calibration of the meters used in these measurements are established. The procedures apply to the measurement of electric and magnetic fields close to...
-д хадгалсан:
| Байгууллагын зохиогч: | |
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| Формат: | Цахим Цахим ном |
| Хэл сонгох: | англи |
| Хэвлэсэн: |
Piscataway, New Jersey :
IEEE,
1987.
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| Нөхцлүүд: | |
| Шошгууд: |
Шошго нэмэх
Шошго байхгүй, Энэхүү баримтыг шошголох эхний хүн болох!
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