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2021 Vol. 42, No. 3
Published: 28 March 2021
265
Research on High Accuracy Mass Measurement of Silicon Sphere in the Dissemination of Mass Unit
PENG Cheng,WANG Jian
DOI: 10.3969/j.issn.1000-1158.2021.03.01
2021 Vol. 42 (3): 265-270 [
Abstract
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344
)
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(684 KB) (
363
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271
Research on High Accuracy Large Torque Standard Machine Based on Air Bearing Technology
ZHANG Zhi-min,ZHANG Yue,MENG Feng,JIANG Ji-le,HU Gang,ZHANG Wei
DOI: 10.3969/j.issn.1000-1158.2021.03.02
2021 Vol. 42 (3): 271-275 [
Abstract
] (
320
)
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(1134 KB) (
451
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276
Research of Piston Gauge Based on Two-way Fluid-structure Interaction Technique
ZHANG Zhong-li,WANG Can,LIN Zheng-hao,Ni Yu-shan,HONG Bian,QIN Ting-ting,LI Xue-jing
DOI: 10.3969/j.issn.1000-1158.2021.03.03
2021 Vol. 42 (3): 276-281 [
Abstract
] (
275
)
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(2852 KB) (
521
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282
Vibration Calibration Method Based on the Decoding of Heterodyne Interferometer Output S/PDIF Digital Signal
WANG Zhao,CAI Chen-guang,YANG Ming,KONG Ming,GUO Tian-tai,WANG Dao-dang
DOI: 10.3969/j.issn.1000-1158.2021.03.04
2021 Vol. 42 (3): 282-286 [
Abstract
] (
327
)
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(1192 KB) (
627
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287
Analysis and Elimination of Half-wavelength Error in Homodyne Laser Interference Signal Processing System Based on CORDIC Algorithm
FAN Hong-wei,DIAO Xiao-fei,ZHANG Fu-min,XUE Zi,DONG Xin-yuan,TIE Mi-mi
DOI: 10.3969/j.issn.1000-1158.2021.03.05
2021 Vol. 42 (3): 287-293 [
Abstract
] (
348
)
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(1460 KB) (
554
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294
NURBS Surface Fitting Based on Fractional Fourier Transform
KONG De-ming,HUANG Zi-shuang,WANG Shu-tao,SHI Hui-chao
DOI: 10.3969/j.issn.1000-1158.2021.03.06
2021 Vol. 42 (3): 294-300 [
Abstract
] (
277
)
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(1 KB)
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(2665 KB) (
713
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301
Research on Lens Automatic Detection System
HE Rong,JIN Tao
DOI: 10.3969/j.issn.1000-1158.2021.03.07
2021 Vol. 42 (3): 301-307 [
Abstract
] (
325
)
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(1 KB)
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(3388 KB) (
377
)
308
Agriculture Image Dehazing Based on Mean Clustering and Loop Guided Filtering
TIAN Yuan
DOI: 10.3969/j.issn.1000-1158.2021.03.08
2021 Vol. 42 (3): 308-313 [
Abstract
] (
292
)
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(1 KB)
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(4069 KB) (
211
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314
Development of Large-aperture and High-emissivity Surface Blackbody Radiation Source
HU You-hua,HAO Xiao-peng,SIMA Rui-heng,XIE Chen-yu,SONG Jian,LIU Yang,WU Qiang,YANG Yan-long
DOI: 10.3969/j.issn.1000-1158.2021.03.09
2021 Vol. 42 (3): 314-320 [
Abstract
] (
256
)
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(3132 KB) (
563
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321
Study on the Realization of Aluminum Freezing Point in the Three-zone Temperature Controlled Fixed Point Furnace
HE Pei,LIN Lin,YAN Xiao-ke,ZHANG Ming-yu,WANG Ning
DOI: 10.3969/j.issn.1000-1158.2021.03.10
2021 Vol. 42 (3): 321-326 [
Abstract
] (
295
)
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(1 KB)
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(2470 KB) (
282
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327
Multi-Factor Coupling Effect of Subsonic Nozzle on Gas Flow Distribution
ZHANG Han,JIA Li,CUI Li-shui,LI Chun-hui
DOI: 10.3969/j.issn.1000-1158.2021.03.11
2021 Vol. 42 (3): 327-333 [
Abstract
] (
264
)
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(5276 KB) (
214
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334
Identification of Two-phase Flow Based on MO-PLP-ELM and Electrical Capacitance Tomography
ZHANG Li-feng,ZHU Yan-feng
DOI: 10.3969/j.issn.1000-1158.2021.03.12
2021 Vol. 42 (3): 334-338 [
Abstract
] (
301
)
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(1 KB)
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(704 KB) (
214
)
339
Capacity Improvement of Natural Gas Flow Standard Device
YANG Yan-ping,LIU Bo-tao,XU Ming
DOI: 10.3969/j.issn.1000-1158.2021.03.13
2021 Vol. 42 (3): 339-345 [
Abstract
] (
277
)
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(613 KB) (
497
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346
Analysis of Influencing Factors on Measurement Accuracy of Particle Image Velocimetry Technology
LIU Bing,CUI Li-shui,LI Xiao-ting,WANG Yi
DOI: 10.3969/j.issn.1000-1158.2021.03.14
2021 Vol. 42 (3): 346-351 [
Abstract
] (
418
)
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(560 KB) (
1033
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352
Research on Torque Ripple Suppression of Switched Reluctance Motor Based on Peak-Valley Complementary Method
HE Wei-fu,WANG Ning-li,ZHAO Hao,FENG Hao
DOI: 10.3969/j.issn.1000-1158.2021.03.15
2021 Vol. 42 (3): 352-357 [
Abstract
] (
223
)
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(2892 KB) (
224
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358
The Sinewave Fit Algorithm Based on Total Least-Square Method with Partial Period Waveforms and Non-uniform Sampling
LIANG Zhi-guo
DOI: 10.3969/j.issn.1000-1158.2021.03.16
2021 Vol. 42 (3): 358-364 [
Abstract
] (
265
)
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(1 KB)
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(1794 KB) (
398
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365
Investigation into Definition Method for On-wafer 16-term Error Model Calibration Kits Below 110GHz
WANG Yi-bang,ZHOU Rui,CHEN Ting,WU Ai-hua,LIU Chen,LIANG Fa-guo
DOI: 10.3969/j.issn.1000-1158.2021.03.17
2021 Vol. 42 (3): 365-369 [
Abstract
] (
265
)
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(1923 KB) (
329
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370
Research on Lead Equivalent Measurement of Narrow X-ray Beam Shielding Material
HAN Lu,ZHAO Rui,WU Jin-jie,LU Chun-hai,WEN Yu-qin,YAN Yong-qiang
DOI: 10.3969/j.issn.1000-1158.2021.03.18
2021 Vol. 42 (3): 370-374 [
Abstract
] (
317
)
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(1039 KB) (
477
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375
Research on the Detection Method of Key Parameters of Oral and Maxillofacial CBCT
HUANG Jin-feng,CHEN Xiao-zhao,WANG Hong
DOI: 10.3969/j.issn.1000-1158.2021.03.19
2021 Vol. 42 (3): 375-379 [
Abstract
] (
279
)
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(639 KB) (
341
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380
Granularity of Terrigenous Clastic Rock Using Sieving Method and Laser Particle Size
YOU Fan,GENG Xiang
DOI: 10.3969/j.issn.1000-1158.2021.03.20
2021 Vol. 42 (3): 380-387 [
Abstract
] (
263
)
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(2436 KB) (
401
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388
Research on Construction and Method of Particle Size Recognition and Detection Device for Light Scattering Particles Monitor
WU Dan,ZHANG Guo-cheng,ZHAO Xiao-ning
DOI: 10.3969/j.issn.1000-1158.2021.03.21
2021 Vol. 42 (3): 388-394 [
Abstract
] (
314
)
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(3297 KB) (
1032
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395
Denoising Method of EEG Signal Based on EEMD-ICA
FAN Feng-jie,BAI Yang,JI Hui-fang
DOI: 10.3969/j.issn.1000-1158.2021.03.22
2021 Vol. 42 (3): 395-400 [
Abstract
] (
445
)
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(1 KB)
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(2504 KB) (
534
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