http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
西海 沿岸의 養殖場 環境 調査 : 2. 高亭理 海域 김養殖場의 水質環境
金容浩,金榮吉,李廷烈,金鍾連 군산대학교 1990 群山水産專門大學 硏究報告 Vol.24 No.1
To understand the effects of oceanographic condition on the harvest of laver and establish the basic environmental data for cultivation farm of laver, a series of survey was carried out in Gojeong-ri sea area, west coast of Korea from January to September, 1987. Variation of water temperature in Gojeong-ri sea area was 3.8-25.8℃, pH was 7.8-8.4, and transparency was 1.3-3.1m. Salinity was changed from 19.57 to 31.99% and lower remarkably in July and August owing to a heavy rain. The concentration of DO in surface water wart varied from 9.4-10.1㎎/ℓ and in lower layer was 8.0-9.99㎎/ℓ . COD was 0-4.28㎎/ℓ by alkalic modification of potassium permanganate method. Distribution of total suspended solid was 13.7-488.7㎎/ℓ and the rate of light penetration in 1m water column was 7.2-15.5%. The concentration of nutrients were changed in 0.48-23.63㎍-at./ℓ for ammonia nitrogen, 0-4.45㎍-at./ℓ for nitrite nitrogen, 0.39-3.13㎍-at./ℓ for nitrate nitrogen, 0-21.42㎍-at./ℓ for phosphate, and 0.84-157.32㎍-at./ℓ for silicate. It was showed high concentration in summertime, raining season in general. The concentration of chlorophyll a was 0.39-20.62㎎/㎥. Total 57 species of phytoplankton and 21 groups of zooplankton were identified from collected samples. Dominant species were Coscinodiscus radiatus, Eucampia zodiacus as a phytoplankton and Noctiluca scinitillans, Cladocera, Copepods sp. as a zooplankton. The total standing crop of phytoplankton was ranged of 5,500-1,524,400cells/ℓ and that of zooplankton was 3,000-43,000 individuals/㎥.
春季 錦江下流域의 水質 및 Diatom의 組成變化에 關하여
金榮吉,金鍾培 군산대학교 1978 群山水産專門大學 硏究報告 Vol.12 No.2
The monthly observation on the composition quantity of Diatoms and chemical contents was done at 7 stations in the below stream area of Gum River from April to June, 1978. The total numbers of Diatom appeared by observation were 27 species ; neritic planktons(27), and oceanic planktons(2) and the composition organism of total diatoms was 1,600Cells/ℓ∼41,700Cells/ℓ. The surface water temperature is 6.8∼20.8℃ at St. 3, 13.4∼23. 6℃ at St. 7 and the difference between two stations, was 3.3∼6.6℃, when, the temperature at St. 5∼7 was higher than 1∼4. Transparency was 3.2m at St. 7, 11m at St, 3 and salinity was 29, 9∼32.2% at St. 1∼4, 28.4∼29.7% at 5∼7. The surface water of dissolved oxygen content was 5. 3∼6.2cc/ℓ, and bottom water was 5.3∼5.9cc/ℓ. The content of C.O. D was 0.49∼1.2ppm and it was higher in April than it was in May and June. In case of NO2-N, the surface water was 0.3∼0.6㎍- at/ℓ, bottom water was 0.3∼0.6㎍- at/ℓ, and it's contents was the highest in June. The contents of PO4- P was 0.03∼0.0㎍- at/ℓ, SiO2 was 5.9∼10.1㎍- at/ℓ and Ammonia-N was 0.8∼1.6㎍ at/ℓ.
安鍾弼,朴吉鉉,金永先 조선대학교 국토개발연구소 1988 국토개발연구 Vol.8 No.1
In Seadyke design a surface stress Calculation using osterberg chart for few point has been generally used to settlement quantity Computation. This study is developed to the Computer Program of integral formula having a Zonal triangular load, A few Case studies are examinedand find out degree of error about the Cross section. This results can be use to the seadyke design.
남상길,조경연,이수범,김종진 釜慶大學校 1997 釜慶大學校 論文集 Vol.2 No.2
The wide spread of multimedia system demands a wide viewing angle display device which can imform a message to many peoples in open area. This paper is about the design and simulating of a large viewing LED pannel control ASIC(Application Specific Integrated Circuit). This LED pannel control ASIC runs on 16bit micropricessor MC68EC000 and has following functions : 16 line interlaced LED pannel contriller, memory controller, 16 channel priority interrupt cotroller, 2 channel direct memory access controller, 2 channel 12 bit clcok and timer, 2channel infrared remocon receiver, 2 channel RS-23C with 16 byte FIFO, IBMPC/AT compatible keyboard interface, battery battery backuped real time clock and timer,2controller, battery backuped 256 byte SRAM and watch dog timer. The 0.6 micronCMOS Sea of Gate is used to desing the ASIC in amiunt of about 39,000 gates,and it is simulated at 48MHz
아질산 노출이 이스라엘잉어 혈장내 아질산 농도 및 간장 약물대사효소에 미치는 영향
박관하,최상훈,김영길,김용호,최선남,김종배 한국환경독성학회 2003 환경독성보건학회지 Vol.18 No.2
Effects of ambient nitrite, N0₂^(-), at 1, 3, 10 and 30 mg/l, on the changes of plasma nitrite/nitrate and on hepatic drug-metabolizing enzyme activity were examined in the juvenile Israeli carp, Cyprinus carpio. When the fish were exposed to 1 and 3 mg/l N0₂^(-), there was an exposure duration-dependent increase in plasma N0₂- over the 96-hr period reaching 6~7 fold excess the ambient concentration, In the fish exposed to 10 mg/l, a plateau concentration of less than 2-fold of the environment was attained in 12 hr. With 30 mg/l, however, the maximal plasma NOf was 41.25 mg/1 at 12 hr followed by a gradual decline. There was a concentration increase in methemoglobin (metHb) level in all N02^(-)-exposed groups and a significant decrease in hematocrit value in 30 mg/l group after 96-hr exposure. Apart from the blunted increase in plasma N0₂^(-) with higher N0₂^(-)(10 and 30 mg/1) exposure, the ratio of plasma N0₃^(-) to N0₂^(-) was significantly higher in these groups compared to 1 and 3 mg/l. The imbalance in the plasma N0₃^(-)/N0₂^(-) at higher N0₂^(-) exposure suggests a possible accelerated conversion of N0₂^(-) to N0₃^(-). Nitrite exposure did not affect the hepatic drug-metabolic activities in juvenile Israeli carp. All these data indicate that disposition of N0₂- differ depending upon exposed concentration and that metHb production may not be the exclusive toxic mechanism in carp
Developmental Characteristics and Life History of the Korean Native Firefly, Pyrocoelia rufa
( Jong Gill Kim ),( Keun Young Kim ),( Young Cheol Choi ),( Ji Young Choi ),( Sam Eun Kim ),( Byung Rae Jin ),( Sang Mong Lee ),( Jong Eun Lee ),( Ki Yeol Lee ),( Sang Ho Lee ) 한국잠사학회 2003 International Journal of Industrial Entomology Vol.6 No.1
Developmental Characteristics and Life History of the Korean Native Firefly, Pyrocoelia rufa
Kim, Jong-Gill,Kim, Keun-Young,Park, Young-Cheol,Park, Ji-Young,Kim, Sam-Eun,Jin, Byung-Rae,Lee, Sang-Mong,Lee, Jong-Eun,Lee, Ki-Yeol Korean Society of Sericultural Science 2003 International Journal of Industrial Entomology Vol.6 No.1
Development and life history of the Korean native firefly, Pyrocoelia rufa, were investigated throughout the indoor rearing. Average size of egg with an oval shape was 1.7 m and the hatchability of egg of P. rufa was approximately 88.5%. The larvae were pupated at the ${5^th}$ instar and the body length of the matured larvae was 27.1 mm. The total periods of larval stage to the end of the 5$^{th}$ instar were approximately 104.7 days. Average pupal period was 10.3 days and average number of eggs oviposited by a female was 87.3 eggs. The body size of female in the pupa and adult was larger than that of male. The wings of female adult were deteriorated.
뱀장어 아가미 울혈증에 관한 연구 III. NaCl처리가 울혈증 치료에 미치는 영향
최민순,박관하,최상훈,김영길,김종면,조정곤,장선일,Choi, Min-Soon,Park, Kwan-Ha,Choi, Sang-Hoon,Kim, Young-Gill,Kim, Jong-Myeon,Cho, Jeong-Gon,Jang, Seon-Il 한국어병학회 1995 한국어병학회지 Vol.8 No.2
This experiment was carried out in order to elucidate the effect of NaCl(0.85%) acclimation on congestion symptoms in central venous sinuses(CVS) of gill filaments and on the alteration of blood constituents in cultured eels for 1, 2, 3, 4, 5, 6 and 7days after handling stress. After giving a handling stress on eels, the frequency of gill congestion was about 90%. It gradually decreased to 40% on the 3rd day, then increased to 60% on the 7th day in NaCl(0.85%) acclimation. The values of haematocrit(Ht), methemoglobin(Met-Hb), glucose (GLU), calcium($Ca^{++}$), lactic dehydrogenase(LDH), glutamic pyruvic transaminase (GPT) and glutamic oxaloacetic transaminase(GOT) were lower than those of the control, whereas magnesium($Mg^{++}$) and haemoglobin(Hb) were higher than the control. However total protein(Tp) and albumin (ALB) levels similar to the control. When the fish after giving a handling stress were cultured in NaCl-free water as a control, the frequency of gill congestion and the value of blood components showed a similar pattern to that obtained from the NaCl acclimated experiments. However, in the early period(1-3day) after handling stress, NaCl acclimating slightly helped the natural tendancy of recovery. These results suggest that the frequency of gill congestion is not always reduced over the whole period of NaCl acclimation. However, the acclimation to NaCl solution may be a somewhat useful therapy for the gill congestion in stressed eels. 뱀장어에 인위적으로 스트레스를 가하여 아가미 울혈증을 발생시킨 후에 NaCl 처리에 따른 CVS의 울혈증의 치료효과 및 혈액성상의 변화에 미치는 영향을 조사하였다. 스트레스 직후에 고빈도의 발병율을 보였던 아가미 및 간의 울혈증은 염처리 후 3일째 까지는 감소되었으나, 4일 이후에는 별 영향이 없었다. 혈액성분중 스트레스 후 증가되었던 Ht, Met-Hb, $Ca^{++}$, GOT, GPT, LDH 및 glucose치 등과 감소되었던 $Mg^{++}$ 및 Hb치 등은 염처리 3일까지는 회복율이 촉진되었으나, 그 이후에는 큰 차이를 보이지 않았다. 그러나 알부민 및 총단백치는 염처리 기간동안 별 변화가 없었다. 이상의 결과는 스트레스에 의해 발병된 아가미 울혈증에 대한 염처리법은 초기 3일까지는 효과가 있으나, 그 이상의 기간에는 전혀 효과적이지 못함을 보여준다.