study of brushless dc motor based on back-emf method

1、

application of back emf induction technique in brushless dc control

反电势感应技术在无刷直流电机控制中的应用

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2、

the theorical model development in this paper is proved by mathematical procedure and shows that the algorithm is feasible and efficient.

通过计算程序，验证了该算法的可行性和有效性。

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3、

some problems such as vulnerability of hammer crusher and dust pollution in industrial production commissioning are also settled.

在生产调试中还解决了锤式破碎机易损及粉尘污染问题。

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4、

members of the transitional council are sharply aware of the experience of iraq, and are determined not to repeat its mistakes.

过渡委员会成员深知伊拉克的教训，他们绝不会让这个错误再度上演。

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5、

records of performance are needed for reports that have to be made to supervisory personnel and regulatory agencies.

需要记录装置的操作性能以便向监测人员及管理当局报告。2.Are the records of performance held securely to prevent tampering?是否妥善保管表现记录以防窜改？

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6、

the decision-making support system of power plant accident analysis based on vr and hla

基于VR和HLA的电厂事故分析决策支持系统

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7、

dynamic modeling and simulation of mobile robot based on matlab and vr technology

基于Matlab和VR技术的移动机器人建模及仿真

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8、

the vr system of simulation for security of chemical industry based on hla

基于HLA架构下的化工安全虚拟现实仿真演练系统

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9、

design of the newton's ring experiment based on vr technology

基于虚拟现实技术的牛顿环实验设计

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10、

objective: study the image findings of legg-calve-perthes disease ( lcpd) for evaluating the prognosis.

目的：探讨影像学检查对儿童Legg-Calve-Perthes病（LCPD）预后判断的价值。

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11、

the bone age examination may be useful at an early diagnosis of lcpd.

因而骨龄检查在该病早期与其他疾病的鉴别诊断上有一定的实用价值。

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12、

after discussing several experts and scholars, the compilation content of the mausoleum can be determined.

历经数次专家学者的讨论，帝陵志编纂的内容得以确定。

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13、

preservation of the yang mausoleum of the han dynasty as well as the development and utilization of underground space

汉阳陵帝陵遗址保护与地下空间开发利用

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14、

so, qin's mausoleum system occupies the important position in the history of china's ancient mausoleum system.

因此，秦的陵墓制度在中国古代陵墓制度史上占有重要的地位。

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15、

the mausoleum and the palace, they're several hundred meters apart.

陵墓和皇宫之间距离几百米远。

provided by jukuu

16、

today i'll take you to see the qin shihuang mausoleum.

我们今天就要去看看秦始皇陵。

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17、

study on stone sculpting language of jianling mausoleum of tang dynasty

唐代建陵石刻雕塑造型语言的再探讨

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18、

analysis on the tour district characteristics of mausoleum and tomb tourism resource in zhongshan scenic area

钟山风景区陵墓旅游资源的旅游区位特性分析

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19、

the position and influence of ming mausoleum for ancestors

明祖陵的地位和影响

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20、

hongshan culture and the origin of chinese ancient ancestral temple and mausoleum

红山文化坛、庙、冢与中国古代宗庙、陵寝的起源

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