low frequency造句
121. The shape of the first radiation mode corresponds to the volume velocity of the plate at the low frequency.
122. This paper briefly discusses the very low frequency(VLF) electromagnetic technique and takes Shancheng gold mine for example.
123. The selection of the insulator applied for a large power very low frequency transmitting antenna were studied.
124. Compartment of clinical observation of treatment of anklebone wrench and anklebone contuse from low frequency all and half wave magnetic field.
125. Niobium oxide optical thin films have been prepared by low frequency reactive magnetron sputtering system.
126. The enhanced gradient operator was designed to stand out the edge of image and retain the low frequency information.
127. A novel ultra - low frequency vibration isolator is established.
128. Traditional grid - connected inverter employs low frequency output isolation transformer . It increases weight and cost.
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