[填空题]
How many turns of wirf(m9. b qvnxh3e would be required to ma,gph 0hunm7,kj .wppa,)*d h yke a 130-mH inductance out of a 30.0-cm-long air-filled coil wm,.p, ,pwjkhaynh 0 h)d 7*gpuith a diameter of 5.2 cm? L$\approx$ turns (Round to the nearest integer)
