http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
薄荷 懸濁培養에서 培地 濃度와 spermidine의 細胞生長, 精油含量 및 精油成分에 미치는 影響
Man Young Chung(鄭萬永),Young Am Chae(蔡永岩) 한국육종학회 1994 한국육종학회지 Vol.26 No.3
This experiment was carried out to know the effects of medium strength and spermidine on cell growth, essential oil production and its composition in Mentha piperita cell suspension cultures. The results indicated that half strength of modified Lin-Staba medium(potassium phosphate 170㎎/ℓ, sucrose 20g/ℓ, ratio of ammonium nitrogen to nitrate=1 : 3) was the most effective on cell growth and oil production. But menthol content was higher in full strength of modified Lin-Staba medium. Concentration of 10㎎/ℓ spermidine showed positive effect on both cell growth and essential oil production. Menthol and menthone content were increased more than two times compared with the control when 10㎎/ℓ spermidine was added.
정만영(Man Yung Chung),박기영(Ke Young Park) 대한전기학회 1965 전기의 세계 Vol.14 No.1
This paper provides the analysis of the differential amplifier using the insulated gate, metala-oxide-semiconductor type field-effect-transistor(MOS FET), for its active element and the power drift of the amplifer. From these analytical considerations some design standardsn were found for the MOS FET differential amplifier available for the measurement of the very small current (pico-ampare range). A differential amplifier was designed and built in the view of above considerations. Its equivalent input gate voltages of the thermal drift and the power drift were 0.57mV/.deg. C in the range 25.deg. C-60.deg. C and 8.8mV/V in the range of 20% drift of its orginal value, respectively.
정만영(Man Yung Chung),박계영(Ke Young Park) 대한전기학회 1966 전기의 세계 Vol.15 No.4
A transistorized counting-rate meter was designed by substituting one of diodes in the ordinary diode pumping circuit by the Darling's constant current source. Its circuit is so simple and stable that it is proper to use as a part of portable radiation detectors. Maximum readable counting rate is well above 100 kc/s and the linearity is very good. Output deviations due to the variations of embient temperatures are less than 5% in the temperatures from 20.deg. C to 40.deg. C.
農村住民의 筋緊張症 : 系의 槪念으로 筋緊張과 硬結에 對한 壓刺戟의 試論的 整理
鄭萬永 대구보건대학 1981 대구보건대학 論文集 Vol.5 No.-
Final theory of pressure stimulation for muscle tension in essay on organization for rural population.
尹星鉉,鄭萬永 東亞大學校 大學院 1989 大學院論文集 Vol.14 No.-
When optical coupler is fabrecated with the polished single mode potical fiber, coupling ratio is controlled by the off α set of the coupler block. that caused the effective coupling length. In this paper, we propose the condition that coupling ratio is 0%, 50%, 100% by the effective coupling length.