coercive force造句

• And this product offers high coercive force and magnetic energy product
  矫顽力高磁能积高。
• Dynamic coercive force
  动态矫顽磁力
• Coercive force meter
  矫顽磁力计
• Coercive force hcb
  矫顽力hcb
• Only when content of smco is above 50 % , the coercive force , hcj , can remarkably increased
  仅当钐钴含量高于50后，复合磁体的矫顽力才显著增加。
• Which have the following advantages : high coercive force , high electric resistance , long - time stability , and economical price
  它们具有：高矫顽力、高阻抗、长效稳定性和经济的价格。
• Being a kind of expensive magnetic materials , it is not advisable economically to improve the coercive force through the addition of smco
  因smco价格昂贵，欲通过添加smco来获得高矫顽力的复合磁体从经济上来说是不可行的。
• They are all lower than iron - series alloy , their coercive force is zero , they exhibited superparamagnetization at room temperature and good soft magnetic materials
  本文合成的非晶态铁系合金均为软磁材料，都呈现超顺磁性，可以用于吸波材料、磁性液体等。
• They also have higher saturation magnetization , lower coercive force , exhibit superparamagnetization , and they are good sofy magnetic materials . fe - co alloy was spherical , coalescence of small particles
  含cu合金中除了fe - ni - cu 、 ni - cu合金的晶型完整外，其余的合金都为非晶态。
• The phrase “ sources of law ” is often used to describe methods and procedures by which law is created and developed , or the origin from which particular laws derive their authority or coercive force
  “法的渊源”通常是被用来描述产生和制订法律的方法和程序，或者是特定法律的权威性和强制力的渊源。
• Vibrating samples magnetometer ( vsm ) testing implied that yig were of ferrimagnetism , and cerium substitution had effects on saturation magnetization ( ms ) , residual magnetization ( mr ) and coercive force ( hc )
  Vsm测试结果表明yig属于亚铁磁性物质， ce离子的掺杂对饱和磁化强度( ms ) 、剩余磁化强度( mr ) 、矫顽力( hc )都有一定的影响。
• Especially y - ni - 22fe , which have been widely used in industry things such as magnetic record heads , transformers or magnetic shielding materials due to its high permeability , low coercive force and relatively high saturation magnetization
  特别是- ni - 20fe合金，因其较高的磁导率、饱和磁化强度、低的矫顽力而广泛用于磁记录头、变压器和磁屏蔽材料等。
• Sem shows that the composite ferrite is like cotton and displays one by one , their diameters are about 50nm . vsm measurement in the strong magnetic field reveals that its coercive force and remanence are zero , that is , the product is supermagnetic one
  Sem表明复合型铁氧体呈“棉花状” ,颗粒排列紧凑,粒径在50nm左右;磁滞回线显示该铁氧体的矫顽力和剩磁均为零,证明其为超顺磁物质。
• Nanostructured fe - ni alloy have been particularly emphasized because of their high permeability , low coercive force and relatively high saturation magnetization . fe - ni alloy fiber were also used as wave - absorbing materials . fe - co , co - ni , fe - co - ni alloy were armphous soft magnetic materials
  其中fe - ni合金是纤维状的非晶态的软磁材料， fe - co合金为球形， co - ni合金也是球形，相互联结成链状。
• The effects of the different kinds of rare earths and the doping amount of them on magnetic properties of bafe , 2o19 ultrafine powders ( including the specific saturation magnetization , the specific remanent magnetization and coercive force ) were firstly discussed systematically
  首次查明了钡铁氧体粉末的磁性能(包括比饱和磁化强度、比剩余磁化强度和内禀矫顽力)随稀土元素种类及其掺杂量的变化规律。
• 1 . this product is a new kind machinery induction - type electrical energy appliance . it adopts high coercive force aluminium nickl cobat material to make the special structure magnetic - hanged magnetic - propelled bearing . when it is electrified to operate , interrepulsion is produced between the bearing and the anxle so that it is electrified to operate . interrepulsion is produced between the bearing and the anxle so that it is suspend station . the friction loss is very small . it not only reduces energy exhaustion by a wide mardin , but also prolongs lifetime to 20 years and above
  1 dd951型长寿命单相电度表是金雀仪表有限公司新开发的高可靠性民用电度表，本产品系一代机械感应式电能计量器具。采用高矫顽磁力铝镍钴材料制面的特殊结构磁悬磁推轴承，能电动物时轴承与轴之间产生相互斥力合其和处于悬浮状，运转磨擦损耗极小，不但便能耗在幅下降，而且寿命可能性延长到二十年以上。
• Both of the two ways can reach fb5b standard of tdk company . the coercive force of strontium permagnetferrite can be improved when a12o3 or cr2o3 was added to caco3 - sio2 or caco3 - hbo3 multi - additives . ( 4 ) comparing with normal caco3 and sio2 , the nano caco3 and sio2 improve the magnetic . for the nano caco3 and sio2 have high chemical activations and excellent distribution , the density of permagnetferrite can be improved and the sinter temperature of it can be reduced
  纳米caco _ 3 、 sio _ 2与普通caco _ 3 、 sio _ 2加入相比，锶铁氧体永磁获得的最佳磁性能高，获得最佳磁性能的添加量范围变宽，即纳米caco _ 3 、 sio _ 2提高了磁性能的稳定性，有利于大生产时锶铁氧体永磁的磁性能的稳定，对生产有重要的指导四川大学硕士论文意义;由于纳米caco3 、 510 :分布更均匀，具有高的化学活性，降低了铭铁氧体永磁的最佳烧结温度，提高了铭铁氧体永磁的烧结密度，因而增大了caco3 、 510 :添加剂对铭铁氧体永磁的改性效果。
• Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks , brush - loss , radio - frequency interference , etc . 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor , shortening the acceleration and deceleration time . 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size . 4 ) because of the absence of commutation segments , the stator construction is simple
  现在的工程师们更为青睐永磁无刷直流电动机是因为以下几点原因： ( 1 )去除了电刷的永磁无刷直流电动机彻底地免除了维护而且消除了我们不希望的由于换向带来的火花、电刷损耗以及无线电干扰等等； ( 2 )低转动惯量的转子提高了电机机械响应的质量，从而缩短了电机加速和减速的时间； ( 3 )高矫顽力稀土永磁材料的使用使得同样尺寸的永磁无刷直流电动机比传统的直流电动机效率高； ( 4 )由于没有机械换向部分定子的结构简单了。
• The formation process of w - type ferrite underwent from oxide of metal , the m - type transition phase to final w - phase . when the heating rate was 5 / min , at 900 for 3 hrs and 1200 for 4 hrs , pure m - type and w - type ferrites were formed in air respectively . with heat treatment temperature increasing , crystal structure was more intact , the saturation magnetization increased and the coercive force decreased
  热处理过程表明， m型铁氧体直接由金属氧化物反应形成，未经历尖晶石中间相； w型铁氧体形成由金属氧化物到m相过渡相最终向w相的转变；当升温速率为5 min ，温度在900 ，保温3小时和1200保温4小时，就分别形成单相m相和w相铁氧体；随着热处理温度的升高和保温时间的延长，衍射峰变尖锐，结晶更完整，空心微球的饱和磁化强度增大，矫顽力减小。
• And the dopping magneto - optical materials were constructed to better meet the demand for the properties of magneto - optical disk recording media materials , forming the series magneto - optical recording media materials and decreasing the making cost by the method of introducing the light and middling rare - earth into the tbfeco materials . the magneto - optical properties and compositions of the tb - fe - co series dopping magnetic - optical film materials were investigated . the results show that when small amount of adulteration element was introduced into the tb - fe - co , the magneto - optical properties of materials are increased . for example the kerr angle and the coercive force are both improved
  对轻、中稀土掺杂的tb - fe - co系列磁光薄膜材料进行丁磁光性能和成分的测试，结果表明：在掺杂元素含量较小时，掺杂后的tb - fe - co磁光材料具有较好的磁光性能， kerr转角_ k和矫顽力hc都有所改善，掺杂元素的含量应严格控制，不能超过一定限度，一般一般掺入量应庄10at左右。