|
标准上有的:
& Y/ t2 s2 }: w8 b; H! n5 fTo allow for the fact that the average temperature of windings of universal motors, relays, solenoids and
! C& }& v0 {5 ]similar components is usually above the temperature at the points on the windings where thermocouples are
* s. J+ }( I, Pplaced, the figures without parentheses apply when the resistance method is used and those within
* `7 J( {& c9 X$ M/ H1 hparentheses apply when thermocouples are used. For windings of vibrator coils and a.c. motors, the figures
5 X5 \. t( T, Q0 B2 Y$ Hwithout parentheses apply in both cases.
- S6 {; v; X' ?% x' j......6 g1 p: h4 z6 v) E% m3 b
简单来说,基本上括号内的适用于热电偶发,括号外适用于电阻法 |
|