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磁滞回线
时间:2021-09-05 19:46
关键词:
第二章物理学
电气工程公共基础
答案解析
<p> 在磁场中,铁磁体的磁感应强度与磁场强度的关系可用曲线来表示,当磁化磁场作周期的变化时,铁磁体中的磁感应强度与磁场强度的关系是一条闭合线,这条闭合线叫做磁滞回线。</p>
相关问题
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
磁滞回线、剩磁 、矫顽力( )的铁磁材料,称为软磁材料。
磁滞回线
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Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
根据铁磁材料的磁滞回线的形状和在工程上的用途,大致可分为()大类。
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
新公共管理学的理论基础是()。
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
从磁滞回线可以看出,磁感应强度B总落后于磁场强度H的变化,这种现象称为()。
由磁感应强度B与磁场强度H取不同的值而构成一系列磁滞回线,将这些磁滞回线的顶点连接起来得到的曲线称为()。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
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