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\u1ea2nh minh h\u1ecda<\/FONT><\/FONT><\/P>V\u1edbi gi\u00e1 v\u00e0ng ng\u00e0y m\u1ed9t cao nh\u01b0 hi\u1ec7n nay, vi\u1ec7c \u0111\u1ed9n vonfram c\u0169ng nh\u01b0 m\u1ed9t s\u1ed1 kim lo\u1ea1i kh\u00e1c s\u1ebd \u0111em l\u1ea1i l\u1ee3i nhu\u1eadn kh\u00f4ng nh\u1ecf v\u00ec d\u1ec5 d\u00e0ng r\u00fat \u0111\u01b0\u1ee3c h\u00e0m l\u01b0\u1ee3ng v\u00e0ng ra. Tr\u00ean th\u1ecb tr\u01b0\u1eddng, gi\u00e1 m\u1ed9t l\u1ecd ch\u1ee9a 100g vonfram tinh khi\u1ebft c\u00f3 gi\u00e1 kho\u1ea3ng 2,4 tri\u1ec7u \u0111\u1ed3ng (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 100.000 \u0111\u1ed3ng\/ch\u1ec9). Do \u0111\u00f3, khi tr\u1ed9n vonfram v\u1edbi v\u00e0ng s\u1ebd l\u1ea5y c\u1eafp \u0111\u01b0\u1ee3c t\u1eeb 1-3 ch\u1ec9 v\u00e0ng trogn m\u1ed7i l\u01b0\u1ee3ng v\u00e0ng. \u00d4ng V\u0169 Minh Ch\u00e2u- T\u1ed5ng gi\u00e1m \u0111\u1ed1c C\u00f4ng ty V\u00e0ng b\u1ea1c \u0111\u00e1 q\u00fay B\u1ea3o T\u00edn Minh Ch\u00e2u- chia s\u1ebb: V\u1edbi l\u1ee3i nhu\u1eadn kinh doanh v\u00e0ng ch\u1ec9 \u0111\u1ea1t 0,1-0,2% cho m\u1ed7i ch\u1ec9 v\u00e0ng th\u00ec khi tr\u1ed9n kim lo\u1ea1i v\u00e0o k\u1ebb gian s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i nhu\u1eadn t\u1edbi 13%. V\u1edbi gi\u00e1 tr\u1ecb m\u1ed7i l\u01b0\u1ee3ng v\u00e0ng h\u01a1n 37 tri\u1ec7u \u0111\u1ed3ng nh\u01b0 hi\u1ec7n nay, k\u1ebb gian s\u1ebd thu l\u1ee3i kho\u1ea3ng 10 tri\u1ec7u \u0111\u1ed3ng\/l\u01b0\u1ee3ng v\u00e0ng.
\u0110\u01b0\u1ee3c bi\u1ebft, vonfram ho\u1eb7c kim lo\u1ea1i n\u1eb7ng kh\u00e1c \u0111\u01b0\u1ee3c tr\u1ed9n v\u00e0o v\u00e0ng \u0111ang n\u00f3ng ch\u1ea3y v\u00e0 v\u00e0ng s\u1ebd bao quanh h\u1ea1t vonfram; ng\u01b0\u1eddi ta c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng v\u00e0ng n\u00f3ng ch\u1ea3y \u0111\u1ec3 \u0111\u00fac bao quanh m\u1ed9t kh\u1ed1i vonfram ho\u1eb7c kim lo\u1ea1i n\u1eb7ng \u1edf b\u00ean trong nh\u1eb1m t\u1ea1o n\u00ean v\u00e0ng \u0111\u1ed9n. C\u00e1c h\u00ecnh th\u1ee9c tinh vi n\u00e0y s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp v\u00e0ng bao b\u1ecdc b\u00ean ngo\u00e0i l\u00f5i vonfram m\u00e0 m\u1eaft th\u01b0\u1eddng kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n ra \u0111\u01b0\u1ee3c. Th\u1eadm ch\u00ed c\u00e1c m\u00e1y ki\u1ec3m tra nh\u01b0 chi\u1ebfu tia X quang hay m\u00e1y th\u1eed tu\u1ed5i v\u00e0ng c\u0169ng kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n ra s\u1ef1 gian d\u1ed1i n\u00e0y v\u00ec tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a v\u00e0ng v\u00e0 h\u1ee3p ch\u1ea5t kia t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau.
L\u1eddi khuy\u00ean cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng<\/STRONG><\/EM>
\u0110\u1ec3 ph\u00e2n bi\u1ec7t v\u00e0ng \u0111\u1ed9n, theo c\u00e1c chuy\u00ean gia c\u1ee7a B\u1ea3o T\u00edn Minh Ch\u00e2u, c\u00f3 6 c\u00e1ch g\u1ed3m: c\u00e1n m\u1ecfng v\u00e0ng, x\u00e9t c\u01a1 t\u00ednh, x\u00ec ch\u1ea3y \u0111i\u1ec3m, n\u1ea5u ch\u1ea3y b\u1eb1ng n\u1ed1i g\u1ed1m ho\u1eb7c Graphit, ph\u00e2n kim \u0111\u1ec3 t\u00ednh h\u00e0m l\u01b0\u1ee3ng v\u00e0 c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m \u0111\u1ec3 nh\u1eadn bi\u1ebft vonfram c\u0169ng nh\u01b0 m\u1ed9t s\u1ed1 kim lo\u1ea1i n\u1eb7ng kh\u00e1c cho m\u00e1y ph\u1ed5 k\u1ebf hu\u1ef3nh quang tia X. Tuy nhi\u00ean, \u0111\u00e2y ch\u1ec9 l\u00e0 nh\u1eefng c\u00e1ch \u00e1p d\u1ee5ng v\u1edbi doanh nghi\u1ec7p. V\u1ec1 ph\u00eda ng\u01b0\u1eddi ti\u00eau dung, n\u00ean mua v\u00e0ng mi\u1ebfng v\u00e0 v\u00e0ng trang s\u1ee9c \u1edf nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u uy t\u00edn, c\u00f3 h\u00f3a \u0111\u01a1n b\u00e1n h\u00e0ng.
C\u00f9ng v\u1edbi s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a gi\u00e1 v\u00e0ng, nh\u1eefng ch\u00ednh s\u00e1ch li\u00ean quan t\u1edbi th\u1ecb tr\u01b0\u1eddng v\u00e0ng v\u00e0 c\u1ea3 s\u1ef1 vi\u1ec7c v\u00e0ng \u0111\u1ed9n \u0111ang di\u1ec5n ra, c\u00e1c doanh nghi\u1ec7p kinh doanh v\u00e0ng \u0111\u00e1nh gi\u00e1, \u0111\u00e2y l\u00e0 th\u1eddi k\u1ef3 kh\u1ee7ng ho\u1ea3ng c\u1ee7a ng\u00e0nh v\u00e0ng trong n\u01b0\u1edbc. Vi\u1ec7c ti\u00eau th\u1ee5 v\u00e0ng, nh\u1ea5t l\u00e0 v\u00e0ng n\u1eef trang v\u00e0i th\u00e1ng tr\u1edf l\u1ea1i \u0111\u00e2y c\u00f3 s\u1ef1 s\u1ee5t gi\u1ea3m t\u1eeb 25-30%. \u00d4ng Ch\u00e2u cho hay, vi\u1ec7c v\u00e0ng \u0111\u1ed9n xu\u1ea5t hi\u1ec7n tr\u00ean th\u1ecb tr\u01b0\u1eddng m\u1edbi ch\u1ec9 \u1ea3nh h\u01b0\u1edfng t\u1edbi c\u00e1c doanh nghi\u1ec7p kinh doanh v\u00e0ng v\u00ec h\u1ecd ph\u1ea3i mua v\u00e0ng nguy\u00ean li\u1ec7u v\u1ec1 \u0111\u1ec3 s\u1ea3n xu\u1ea5t ch\u1ee9 ch\u01b0a c\u00f3 ng\u01b0\u1eddi ti\u00eau d\u00f9ng n\u00e0o khi\u1ebfu n\u1ea1i mua ph\u1ea3i v\u00e0ng \u0111\u1ed9n. \u0110\u1ebfn th\u1eddi \u0111i\u1ec3m n\u00e0y, c\u00e1c doanh nghi\u1ec7p kinh doanh v\u00e0ng \u0111\u00e3 ch\u1eb7n \u0111\u1ee9ng \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng v\u00e0ng \u0111\u1ed9n tr\u00ean th\u1ecb tr\u01b0\u1eddng v\u00e0 h\u1ee3p t\u00e1c ch\u1eb7t ch\u1ebd v\u1edbi nhau \u0111\u1ec3 tr\u00e1nh mua ph\u1ea3i lo\u1ea1i v\u00e0ng n\u00e0y.<\/FONT><\/FONT><\/P><\/FONT><\/P>Theo C\u00f4ng Th\u01b0\u01a1ng<\/FONT>
<\/FONT><\/P><\/p>\n","protected":false},"excerpt":{"rendered":"Ch\u1ea5t \u0111\u1ed9n trong v\u00e0ng \u0111ang g\u00e2y x\u00f4n xao th\u1ecb tr\u01b0\u1eddng nh\u1eefng ng\u00e0y qua \u0111\u01b0\u1ee3c c\u00e1c doanh nghi\u1ec7p kinh doanh v\u00e0ng b\u1ea1c l\u1edbn tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u0169ng nh\u01b0 c\u00e1c nh\u00e0 khoa h\u1ecdc kh\u1eb3ng \u0111\u1ecbnh l\u00e0 vonfram ho\u1eb7c m\u1ed9t s\u1ed1 kim lo\u1ea1i kh\u00e1c v\u1edbi h\u00e0m l\u01b0\u1ee3ng vonfram l\u00e0 ch\u1ee7 y\u1ebfu. Sau h\u01a1n hai th\u00e1ng xu\u1ea5t hi\u1ec7n tr\u00ean th\u1ecb […]<\/p>\n","protected":false},"author":2,"featured_media":18692,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[63],"tags":[],"_links":{"self":[{"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/posts\/18697"}],"collection":[{"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18697"}],"version-history":[{"count":0,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/posts\/18697\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=\/wp\/v2\/media\/18692"}],"wp:attachment":[{"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dntieubieuna.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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