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271. Magnetic heading is an important parameter in GPS locating system.

272. In allusion to these problems, a plasma sheath model in an oblique magnetic field, which has one dimension coordinate space and three dimensions speed space, has been build.

273. The reason a mobile controller station was set up in the first place is that the magnetic flux around the Montes Volans interferes with the link signal from Hell's Gate. They need to be closer.

274. This paper discusses the existence of the magnetic monopole, the conclusion of which is that the magnetic monopole does not exist in the material world but exists in the hypothetical vacuum world.

275. One of the effective ways to improve the area recording density of magnetic media has been to reduce the size of recording unit.

276. Developing new type of magnetic recording media is most important for the recording density of magnetic recording to keep its speed of increasing.

277. It is an effective way register electroencephalograph ( EEG ) to magnetic resonance image ( MRI ) in functional brain imaging.

278. The divergence factor, magnetic field direction and phase difference were educed. The far-field scattering was solved with physical optics integration at the final reflection point.

279. The conventional demagnetizing method is not good at inner demagnetization using direct or alternating magnetic field.

280. The magnetic fluid sealing pressure is mainly related to the magnetic flux density of the magnetic gap, and also related to the structure.

281. To unify the magnetic field level of the whole area in marine geomagnetism surveying, the base value of the secondary base station must be reduced to the main base value.

282. A coupled magnetic - circuit - fluid thermal finite element model is proposed for thermal analysis of dry - type air-core reactor.

283. Field properties of magnetic quadrupole lenses and electron beam transport are studied in this paper.

284. The finish oil content of PET filament was measured by nuclear magnetic resonance spectroscopy. The application of this analysis method in production process was discussed preliminarily.

285. The reaction rate of non-leptonic quark weak interaction and the bulk viscosity of quark matter in the magnetic field are investigated.

286. When strain waves pass through a ferromagnetic bar, owing to piezomagnetic effect,[http://sentencedict.com/magnetic.html] a nonuniform magnetic current will be stimulated by the strain wave simultaneously.

287. The results show that the microstructure of Fe-Si-Mn cast steels can be remarkably changed through magnetic field treatment, from a mixture structure to only one pearlite or martensite structure.

288. The specially designed magnetic drum controller allows the Chinese fonts on the drum to be retrieved not by drum address but by character codes match.

289. This paper presents a biological cell model to analyze the action of oscillating electric field, oscillating magnetic field(OMF)and the induction field induced by OMF on cells.

290. The relationship between hardness depth and magnetic coercive force was studied. Based on this relationship we develop a new type of electromagnetic nondestructive measurement instrument (DWY - 1).

291. Magneto-optical glass containing rare earth is a new type of functional material, which is mainly used in optical isolator and magnetic sensor.

292. Taking into account properties of the geomagnetic field, a new PD magnetic control law using the feedback information of attitude angle and attitude rate is developed.

293. The transformer in this converter needs no magnetic flux reset coil and has high utilization factor of the magnetic core.

294. The measuring method and results of the ECR plasma properties taken from hard X-ray pinhole camera on the MM-2 magnetic mirror are presented.

295. Using single amorphous-core and double-winding as the sensitive element excited by multivibrator bridge, a kind of weak magnetic sensor with small size and high performance is developed.

296. Magnetic particle inspection method can be applied to the surface of magnetic materials in iron or near the detection of cracks and other defects uneven.

297. This paper puts forward magnetic balanced inspection method, and designs DC earthing inspection system based on magnetic balanced method.

298. For processing fine, feebly magnetic minerals, such as hematite, limonite, ilmenite, wolframite, tantalumniobium, red sludge and etc.

299. The key to moving magnetic domains is the domain wall that exists wherever two domains with different directions of magnetization meet.