Journal of Yangzhou University(Natural Science Edition) 1991 Issue 1 REREARCH OF FREGUENCY SFALILTY OF UOLTAGE CONTSOL CRYSTAL OSCILLATORS

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Journal of Yangzhou University(Natural Science Edition)
1007-824X
1991 Issue 1

REREARCH OF FREGUENCY SFALILTY OF UOLTAGE CONTSOL CRYSTAL OSCILLATORS
Guo Zhengmin

..............page:1-4

STUDY OF ON-OFF FREQUENCY CONTROL METHOD OF TWO-STATE CURRENT CONTROLLED PWM SYSTEM
Yan Xingxiang

..............page:5-8

A METHOD OF SOFT ANTI—INTERFERENCE SUITABLE TO TER RREAL—TIME SYSTEM OF SINGLE CHIP MICROCOMPU
Wang Jian

..............page:9-12

OPTIMAL DESIGN-OF MOVEMENT OF DRIVEN MEMBER BY CAM
Zhou Jianua

..............page:13-18

IMNROVEMENT ON GEAR SHAYING MACHINE Y38—1 FOR THE HOBBING OF PINUIN—SHANED CUTTER WITH LARGE BACKING OFF ANGLE
Hou Wwi

..............page:19-24

N-ALKYLATION OF AZACYCLOPENTA NONE AND AZACYCLOHEPTANONE
Wang Cunde Li Chunqiu

..............page:25-29

A NOTE ON SEMT-HEREDITARY RAD ICALS
Li Libin

..............page:30-32

THE STUDY OF HIGH-ENERGY QUASI-FREE SCATTERING
Zhang Anbang

..............page:33-38

MICRO-COMPUTER CONTROLLED THERMAL SPRAYING AND BRUSH COATING MANIPULATOR
Li Lihe Zhao Shengxian Xiu Chunming Yuan Renhong

..............page:39-42

FINDING MORSE POTENTIAL ENERGY SPECTRUM BY USING THE SHIFTED 1/N NEXPANSION
Hu Jingguo Ling Yinsheng Chen Yao Si Zhirong

..............page:43-47

APPLICATION OF VITAMIN IN COSMETICS
Yang Jisheng

..............page:48-52

A NEW METHOD FOR DISCRIMINATING THE EXTREME VALUES OF FUNCTION OF SEVERAL VARIABLES
Zhu Tzuoonang Nee Jianping

..............page:53-56

DEDUCTION OF THE SIMPLIST FOZMULA OF CALCULATING pH VALUES OF TITRATION END POINTS OF POLYPROTIC ACIDS
Zheng Jianguo

..............page:57-58

FOUNDATIONAND DEVELOPMENT OF BOHR ATOM IMAGE—Talking concurrently about introduction of physics history into physics course
Xia Daolion

..............page:59-62