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1、萬方數(shù)據(jù)Beachsedimenttransportinthestudyareaismainlycontrolledbywaveaction，andunderwaterslopeismainlyaffectedbytide．ThedirectionofnetsandtransportationinGangLuanHarborwestcoastalareasisfromeastnorthtowestsouthalongthecoastline．Whilethedirectionofnetsandtransportati
2、oninGangLuanHarboreastcoastalareasisfromwesttoeastalongthecoastline．IntheSangIslandsouthwaterways，thetrendoferosionwaterwaysedimentiseastandwestaffectedbytide．SurroundingthenorthcoastalsideofSangIsland，thewaveactsdirectlyonthenortherncoastoftheSangIsland．Materi
3、aliserodeddowntotheareabetweenthetwoislandswithactionofwaveandtideKeywords：SangIsland，surfacesediments，sedimentarycharacteristics，erosion—depositiontrend6萬方數(shù)據(jù)目錄0前言．?．．??．．?．．．．．．．．．?．．．．．．??．．．?．?l0．1研究意義??????????????????????????．．10．2研究現(xiàn)狀?????????????????????
4、?????．．20．2．1桑島周邊研究現(xiàn)狀????????????????????20．2．2沉積物輸運(yùn)研究現(xiàn)狀???????????????????31研究區(qū)概況?．．．．．．?．．?．．．．．．．．??．????．51．1地理位置??????????????????????????．．51．2地質(zhì)地貌??????????????????????????一51．2．1地質(zhì)構(gòu)造????????????????????????51．2．2地形地貌????????????????????????61．3氣象條件?????
5、?????????????????????一71．3．1氣溫??????????????????????????71．3．2降zK??????????????????????????????????．71．3．3風(fēng)況??????????????????????????81．3．4相對濕度???????????????????????．101．3．5霧況?????????????????????????．111．4水文條件??????????????????????????111．4．1潮汐??????????????
6、???????????．111．4．2潮流?????????????????????????．121．4．3波浪?????????????????????????．131．5自然災(zāi)害??????????????????????????131．5．1地震?????????????????????????．131．5．2風(fēng)暴潮????????????????????????．141．5．3寒潮?????????????????????????．141．5．4海冰?????????????????????????．142資
7、料與方法．．．．?．．?．．．?．．．．??．．．????．162．1表層沉積物?????????????????????????167萬方數(shù)據(jù)2．1．1樣品采集???????????????????????．162．1．2室內(nèi)分析???????????????????????．162．1．3粒度參數(shù)計(jì)算?????????????????????．．172．1．4沉積物分類命名????????????????????．182．2潮流????????????????????????????192．2．1潮流資料處理??
8、???????????????????．202．2．2潮流性質(zhì)???????????????????????．202．2．3潮流運(yùn)動形式?????????????????????．202．2．4余流?????????????????????????????232．3龍口近岸水深地形??????????????????????243表層沉積物特征
