“magnetic quadrupole lens”的概念、定义、翻译、参考文献-科学参考

单词	magnetic quadrupole lens
释义	magnetic quadrupole lens [mag`ned·ik ¦kwä·drǝ´pōl ´lenz] ^{ELECTROMAGNETISM} A magnetic field generated by four magnetic poles of alternating sign arranged in a circle; used to focus beams of charged particles in devices such as electron microscopes and particle accelerators.
随便看	optic ellipse optic gland optician optic lobe optic nerve optic normal optics optic stalk optic tectum optic tract optic vesicle optimal control theory optimal feedback control optimal policy optimal programming optimal regulator problem optimal smoother optimal strategy optimal system optimization optimization theory optimize optimized code optimizer optimizing control function

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