Cov Ntaub Ntawv Xam Txheej
| 1 | Enameled copepr hlau-hnyav thiab ntev hloov dua siab tshiab | L / kg | L1 = 143m / (d * d) |
| 2 | Rectangular Hlau-Qhov Nyhav thiab Ntev Hloov Kev Hloov Kev Hloov | g / l | Z = (T * W-0.2146 * T2) * 8900 * 1000/1000000 |
| 3 | Hla-ntu ntawm lub voos | mm2 | S = T * W-0.2146 * T2 |
| 4 | Litz Hlau-Nyhav thiab Ntev Hloov Kev Hloov Cov Lus | L / kg | L2 = 274 / (d * d * 2 * strands) |
| 5 | Kuj ntawm Cov Hlau Hlau | Ω / l | R = r * l1 / s |
| 6 | Mis 1: Kuj ntawm Litz Hlau | Ω / l | Rt × α α × 103 / l3 |
| 7 | Formula 2: Kuj ntawm Litz Hlau | Ω / l | R2 (ω / km) ≦ R × 1.03 ÷ S × 1000 |
| L1 | Ntev (m) | R1 | Kuj (ω / m) |
| L2 | Ntev (m / kg) | r | 0.0000000001724ω * ㎡ / m |
| L3 | Ntev (km) | R20 | Cov neeg xyuas kev coj ua ib 1km ntawm 20 ° C (ω / km) |
| M | Hnyav (kg) | Rt | Kuj ntawm T ° C (ω) |
| D | Inch (hli) | αt | Coefficient |
| Z | Qhov hnyav (G / M) | R2 | Kuj (ω / Km) |
| T | Tuab (mm) | r | Kev Tawm Tsam Ntawm 1 Meter Ib Leeg-Strand Enameled Tooj Liab Hlau |
| W | Dav (hli) | s | Strands (pcs) |
| S | Hla Ib Cheeb Tsam (MM2) |