direct current造句
61. The utility model relates to a permanent brushless direct current motor. The motor comprises a casing, a front end cover, a rear end cover, a stator, a rotor and a position sensor.
62. Objective To explore the effects of direct current on vibration of cochlear basilar membrane.
63. Based on the practice of Guangzhou metro line 2, the components of direct current operation power supply system and the principles and functions of its every branch system are introduced.
64. This paper takes about use and illumination of the principle of direct current motor, futher explains its effect in teaching.
65. Transmission losses will be less than 7 percent, significantly less than the losses from conventional 500-kilovolt (kV) high-voltage direct current (HVDC) transmission schemes.
66. Based on the research of several direct current follow up control method, the paper designed a small inertia current tracking control method which is based on SVPWM coordinate conversion.
67. Thermal recovery boiler, the key equipment of heavy crude extraction, is a direct current horizontal boiler.
68. This paper introduce the application of siemens digital direct current timing device(6RA70) and program logical controller(SIMATIC S7-300) in piling bed electromagnet for the first time.
69. The seeding machine uses direct current, needs not to be manually carried for spreading, and can be connected with a battery jar of the tractor.
70. The energy consumption is an important economic index of electrolytic zinc process(EZP) which zinc is deposited in the zinc sulfate solution with direct current.
71. DA includes: framework, power part, amplifier electrical source, excitation commutating part, direct current generatrix and AC generatrix and logic part.
72. The electro-osmotic drainage can make the water flow toward the cathode of the direct current, then discharge from the cathode, thus lower the soils water content.
73. It has glow caution light, nightlight, direct current output function that could emergency charging for mobile phone, digital goods and so on and has FM radio function.
74. It works by the online type direct current chopped wave voltage stabilizing way and attains the voltage stabilizing precision by the control of PWM.
75. The basilar membrane vibration was elicited by tone and the effect of direct current stimuli were observed by Laser Doppler interference velocimeter .
76. DC voltage divider can be used to design lower voltage direct current power.
77. To solve this problem, a new method (EMDES), i. e. the fuzzy case design method, is proposed in this paper and applied to permanent magnet direct current motor design expert system (PMDCMDES).
78. This text presents that 8098 single chip processor's automatic judgement Logging at a certain time. timely cyclic monitoring's method and postulate, in monitor direct current bus is gnd or not.
79. The principle and process of dynamic testing the direct current resistance in transformer coil by "three points method" is introduced.
80. The research is based on the structure and principle analysis of digital direct current velocity modulation system of the mine hoister.
81. The brushless direct current motor (BDCM) used in attitude control and energy storage flywheel features a structure of large equivalent air-gap and large ratio of diameter to length.
82. To help smooth out the Direct Current available here, a capacitor can be used.
83. Must realize the direct current machine velocity modulation first to transform the alternating current into the cocurrent , this needs the leveling circuit.
84. The standard is applicable to stator coil and winding insulation alternative and direct current voltage withstanding test for AC generator, synchronous phase modifier and AC motor.
85. There are several alternate means of transmitting electric power, for example, by alternating or direct current, overhead or underground cable, and all over a wide range of voltages.
86. A strange phenomenon of pulsating direct current generated by hand alternator is discovered, a reasonable explanation is given, and the ways to improve the demonstrative test are also suggested.
87. Direct current hot cathode plasma glow discharge chemical vapor deposition (DC-HCPCVD) is a new method to deposit high quality diamond films with high growth rate.
88. The direct current motor receives the driving current to drive the load to operate.
89. In this paper, a method used to amplify faint direct current signal is put forward, and the circuits of direct current amplifier to realize the method are devised.
90. Integrating electromotor and generator, a rare earth permanent magnet brushless direct current motor (REPM BLDCM) control system based on DSP in the HVC is studied.
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