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- The dynamical response of head disk system to a half sine pulse excitation is analyzed by means of numerical method according to the dynamical equations of head disk collision under the shock excitation for the Winchester type hard disk drive. 根据winchester型硬盘驱动器在冲击载荷作用下头盘碰撞的动力学方程,利用数值模拟方法分析了在正弦半波激励条件下头盘系统的动力学响应过程。
- The relation of the impact force on the chin with time pulse was represented as approximately half sine. 实验描述了下颌骨在撞击作用下的动态响应规律，表明颏部所承受的撞击力大小与时间成半个正弦波函数关系。
- The device introduced can transform 12 V DC into 220 V/50 Hz AC by making use of sine pulse width modulating signals produced by the SG3525. 该电源利用脉宽调制器芯片SG3525产生正弦脉宽调制信号;实现了由直流12V到交流220V/50Hz的转换.
- With sine pulse output,the instrument has a wider range of therapy through choosing the use of continuous waves and pulse wave. 本机具有正弦、脉冲输出，有选择地使用连续波和脉冲波扩大了治疗的范围。
- The displacement damage boundary (DDB)of the package system used bilinear material as cushion and driven by half sine wave impulse was introduced. 运用包装动力学中的位移损坏边界新理论 ,选择简化自典型缓冲系统的双线性动力学模型 ,用解析方法首次获得了半正弦脉冲激励下的位移损坏边界。
- By applying the ADAMS software,a virtual prototype model of CD-ROM is developed. The isolation system is optimized when the excitation is half sine acceleration. 应用ADAMS软件建立CD光驱虚拟样机模型。
- Matrix converter with sine pulse width modulation 正弦脉宽调制矩阵变换器
- vector control / sine pulse with modulation 矢量控制／正弦脉宽调制
- SPWM(sine pulse width modulation) SVPWM
- sine pulse width modulation (SPWM) 正弦脉宽调制
- Design of single half sine pulser based on CPLD 基于CPLD的单半正弦脉冲发生器的设计
- sine pulse width modulation technology SPWM技术
- sine pulse width modulation( SPWM ) 正弦脉宽调制
- sine pulse width modulation(SPWM) 正弦脉宽调制
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- pulse width modulation / sine pulse width modulation 脉宽调制/正弦脉宽调制
- She reckoned she had cut her cost by half. 她估计她减少了一半的费用。
- An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
- I worried half the night and have a fitful sleep. 我半个晚上都一直在担心，故而时醒时睡。
- The hearing is adjourned sine die. 审讯被无限期地推迟。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
