简略 发表于 2025-3-25 04:08:48
http://reply.papertrans.cn/39/3835/383409/383409_21.pngAnthem 发表于 2025-3-25 08:05:12
https://doi.org/10.1007/978-3-642-78105-6ith its axis horizontal. This .-coil is provided with a telescope pointing at a mark nearly in the magnetic meridian. A proton magnetometer sensor is placed in the common centre of the coils. Two series of readings are taken with the .-coil in the erect and inverted position respectively. VariationsOutmoded 发表于 2025-3-25 15:25:12
http://reply.papertrans.cn/39/3835/383409/383409_23.pngmodifier 发表于 2025-3-25 19:36:04
Salvatore Iaconesi,Oriana Persicot has been put into operation which renders possible a permanent computer controlled observation of pulsations in the framework of geomagnetic observatory tasks. It permits the stepwise replacement of processing analogue paper recordings practised for several years and extends the on line recordingsIndict 发表于 2025-3-25 23:22:40
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http://reply.papertrans.cn/39/3835/383409/383409_26.pngregale 发表于 2025-3-26 06:17:46
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