钻石开采方式

　　钻石如何开采?绝对多数的人都知道镶嵌在首饰上的钻石是经过很多到程序才到我们手上的，其中开采钻石jiushijiweizhongyaodeyidaochengxu。zai19shijiyiqian，shijieshangweiyidezuanshichandiyindu，erhousuizhenanfeifaxianlezuanshikuang，zuanshigongyingcaizhujianduoleqilai。rujinzuanshikuangzaiaodaliya、meiguo、feizhou、eluosidouyoufaxian，yidanzhengshigaidiyouzuanshidecunzai，renmenjiuhuigenjudangdidetiaojian，yiyixiajizhongfangshilaikaicaizuanshi。

　　jianadaaikadizuanshikuangchang tupianlaiyuan：coal.photography

　　1)地下开采(Underground mining)：

　　yizheizhongfangshikaicaizuanshixuyaopingxingdixiangjinboliyanzuanxiawalianggekengdao，dayueyaozuandaodixiajibaimishen。zheiliangtiaokengdaokenengdadaoliangqianduomishen，tongshicongkengdaoxiangjinboliyanwayitiaoshuipingkengdao。ranhou，kuangshihezuanpiyitongyunshuchulai。zheishiyizhongfeichanganggui、fuzaqieshifenweixiandezuanshikaicaifangshi，zhiyouzaiqitazuanshikaicaifangshidouwanquanbeishiyonghou，caikekaolvshiyongzheizhongfangfa。zheizhongfangfadeyoudianshi，keyirangkuangshandadaoqiquanbudeqianneng。

　　2)露天开采(Open-pit mining:)：

　　zheishizuanshikuangshankaicaizuichangyongdefangfa。zheizhongfangshizhiyoudangdiqiaodeliehenyunxujinboliyanluchudibiaohuotuqideshihoucaishiyong。weilezaituqidekuangshanzhongkaicaizuanshi，jiuxuyaoyigekuanchangde、wuzheyandequyu。ranhou，kuangshihechentukeyibeishoujihefenlei。rujindehenduokuangshikaicaidoushitongguozheizhongfangshi。

　　3)冲积开采(Alluvial mining)：

　　zheishizuigulaodeyizhongzuanshikaicaifangshi。zuanshitongguoyizhonghuoliangzhongzhuyaodefangshishoujiqilai。zaizheizhongfangshizhong，wajuezhexuyaonazheloushaohechanzizaihuichenzhongfenlei。zheixiegongzuotongchangzaihebianhuozhejiangheruhaidehekouchujinxing。zheizhongfangshiyijingfazhanchengyouzuzhidechongjikaicai，zaihebianshiyongzhongxingjixielaishoujichendianwu——wugouheshali——ranhouyoutiaolidijiangtamenjinxingshailv。zheizhongfangshibuyaoqiuduizuanshikuangshanjinxingzuankong。

　　4)海洋开采(Marine mining)：

　　在这种相对新的方式中，船只承载巨型打气筒，将它们安装到江河入海的河口处。这些船只将在那里找到的沙粒抽出，然后将沙子和水筛选出来，再在剩下的岩石中寻找钻石。通常，这样留下的钻石doushigaozhiliangde，yinweitamenzugouqiangdacainenglijingzhangtubashelaidaohaiyang。zheiyangfangshirengranbi“chuantong”dezuanshikaicaigengjiaanggui。

　　daziranchuangzaolezuanshi，womendangranjiuyaozaibaochizuanshizuiyuanshidezhuangtaixiayongzuihelidefangshijiangqikaicaichulai。muqianlaishuo，quanshijiekaicaichulaidezuanshidayuezhiyou20%shibaoshijide，dabufendeyuanshidouzhinengyongyugongyeyongtu。