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  • 20世纪80年代初 首次提出“政企分开”的概念。民航北京管理处顺应时代要求,实行重大体制改革,组建了中国民航北京管理局、中国国际航空公司和北京首都机场
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  • 20世纪80年代初 首次提出“政企分开”的概念。民航北京管理处顺应时代要求,实行重大体制改革,组建了中国民航北京管理局、中国国际航空公司和北京首都机场

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  1. Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3

    is proposed: the primary objective is to prevent the expected lowest biomass of krill over a 20 year ... prove necessary during the 20 year period considered. Simulation tests, including one particular test ... of krill over a 20 year harvesting period failing below 60% its average unexploited level; subject ... that TAC reductions may prove necessary during the 20 year period considered. Simulation tests, including ...

    Meeting Document : SC-CAMLR-VIII/BG/17 : Author(s): Delegation of South Africa

  2. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

    20. n:., 1. 10 2001 14.24 80 23. 27 1 1 '?' 2002 15. 52 87 ..--.1= .',' L,-'" c:.,,=, 1 .30 2003 ... .57 61 .59 .55 .62 .44 Stock Catch 2. 15 .33 3.05 .44 3.46 .57 4.20 .69 4.80 .81 ... 0 1:; 0 0 Frequency Histogra.m ,I! Ill. 20 60 100 40 80 120 Fre::ruency Hi stogram ... and catch over the next 20 years for the major species of concern at different fishing mortalities ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Author(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel

  3. Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)

    2000/01 1 150 0 80 0 50 0 50 0 50 2001/02 3 150 0 80 0 50 1 50 0 50 2002/03 21 150 0 80 0 465 20 120 ... th (c m ) 10 20 30 40 50 1996/971997/981998/991999/002000/012001/022002/032003/042004/052005 ... = 20 April 2011. Stratum Estimate SE Lower CI Upper CI One-sided lower 95% CI Gunnari Ridge 169.3 ... 82 4.3 Sensitivity analyses 20. No specific sensitivity analyses were undertaken at the meeting ...

    Document : Site Section: Publications

  4. e-cc-40-rep.pdf

    ... marine ecosystems ................................... 20 Spatial management ... .......................................................................... 20 General issues related to spatial management ............................................ 20 ... to improve CM 10-10. 4.20 China referred to CCAMLR-39, paragraph 3.42, which underscored the importance ... stocks (SC-CAMLR-40, paragraph 3.63). 6.20 Many Members voiced their concerns at the unprecedenteddownload attachment application/pdf attached to:CCAMLR-40

    Meeting Report : CCAMLR-40

  5. Dissostichus eleginoides South Georgia (Subarea 48.3)

    401 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 10 20 30 40 50 Age R el at iv e Vu ln er ab ... Standard deviations of mixture components 20.2 28.4 38.8 39.5 52.6 Total density of each mixture ... components 20 21 21 22 22 Total density of each mixture component 198 43 11 9 16 SD of each mixture ... Northwest and east 2 7 1 10 South 0 2 31 33 Total 114 14 32 160 Table 5.20: Results of Petersen ...

    Document : Site Section: Publications

  6. Schedule for the Thirty-fourth Meetings of the Commission and the Scientific Committee

    and revised measures 3.2 Harvested species: fish 18:30-20:30 Government House reception Government House ... reception Tuesday, 20 October Time Commission (SCIC) Scientific Committee 09:00-10:30 3.1.2.1 Catch ... 5. Report of SC (cont.) 18:15-20:15 Australia function- West End Pump House, 105 Murray Street Tuesday, 27 ... resources (cont.) 8. Conservation measures 18:00-20:30 ARK social event- The Duke Hotel across the street ...

    Page : Site Section: Meetings

  7. Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.2

    2004 - 1 500 <1 20 20 197 217 2005 8 4 780 1 125 126 86 212 2006 7 3 780 <1 163 164 192 356 2007 ... bimodal distribution was observed from 2003 to 2005, with broad modes at approximately 60–80 and 125–150 ... location and ‘R’ indicates the recapture location. 40 60 80 100 120 140 ... B Time at Liberty [0-1) [1-2) [2-3) [3+) 80.6 80.8 81.0 81.2 81.4 ...

    Document : Site Section: Publications

  8. Fishery report: Dissostichus eleginoides Heard Island (Division 58.5.2)

    58.5.2 -160 -140 -120 -100 -80 -60 -40 -20 1996/97 1997/98 1998/99 1999/00 2000/01 2001/02 2002 ... . 1). -160 -140 -120 -100 -80 -60 -40 -20 2002/03 2003/04 2004/05 Weighted Frequency (proportion ... stratum-by-year effects. CCAMLR Science, 11: 59–80. 20 TOP 58.5.2 Williams, R., G.N. Tuck, A.J ... Harvest controls for the 2004/05 season and advice for 2005/06....................... 20 Conservation ...

    Document : Site Section: Publications

  9. Report on Bottom Fisheries and Vulnerable Marine Ecosystems

    ....................................................................................... 20 (ii) ATTACHMENT A: Glossary of terms, definitions and concepts ......................... 46 ... (UNGA Resolution 61/105, OP80–OP91). 2. Since then, the Scientific Committee has provided advice ... in different areas from different fisheries, and/or arising from different fishing methods. 20. The impact ... -10/20 – see paragraphs 41 to 44 for a worked example). 27. Step 6 summarises fishing effort ...

    Document : Site Section: Publications

  10. Spatial and seasonal distribution of adult Oithona similis in the Southern Ocean: predictions using boosted regression trees

    of the cyclopoid copepod Oithona similis in the Southern Ocean. Nearly 20 000 samples from the Southern Ocean ... migration by adults of this species north of 651S was found, with surface abundances 20% higher at night ... Oithona similis in the Southern Ocean. Nearly 20 000 samples from the Southern Ocean Continuous Plankton ... abundances 20% higher at night than during the day. There was no evidence of diel migration south of 651S ...

    Meeting Document : WG-EMM-10/P14 : Author(s): M.H. Pinkerton, A.N.H. Smith, B. Raymond, G.W. Hosie, B. Sharp, J.R. Leathwick and J.M. Bradford-Grieve

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