铍(Be, Z=4)是地壳中含量第44多的元素. 铍是一种银白色、坚硬易碎、极轻的金属,有剧毒. 与它的低密度有关的机械和热性能优于所有其他材料, 使其在结构和电子应用中非常有用. 铍金属可以是真空铸锭或热压粉末.
[BCMA]<\/strong><\/p>
- Battery contacts and electronic connectors<\/li>
- Windows for X-ray tubes<\/li>
- Aerospace castings<\/li>
- High-definition and cable television<\/li>
- Underwater fiber-optic cable systems<\/li>
- High density circuits for high-speed computers and automotive ignition systems<\/li>
- Pacemakers and other medical devices<\/li><\/ul><\/div>\ n \ t \ t \ \ t<\/div>\ n \ t \ t \ \ t<\/div>\ n \ t \ \ t \ t \ \ t<\/div>\ n \ t \ t \ \ \ t<\/div>\n\t\t<\/div>\ n \ t \ t \ \ \ t \ t \ \ t<\/div>\ n \ t \ t \ \ \ t<\/div>\n\t\t<\/section>\ n \ t \ \ t \ t \ \ t<\/div>\ n \ t \ \ t \ t \ \ t<\/div>\ n \ t \ t \ \ \ t<\/div>\n\t\t",“受保护的”:假},“摘要”:{“呈现”:“
铍(Be, Z=4)是地壳中含量第44多的元素. 铍是一种银白色、坚硬易碎、极轻的金属,有剧毒. 与它的低密度有关的机械和热性能优于所有其他材料, making it very useful for structural and electronic …<\/p>\n
Beryllium Ore<\/span> Read More »<\/a><\/p>\n",“受保护的”:假},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/pages\/240"}],"collection":[{"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/comments?post=240"}],"version-history":[{"count":3,"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/pages\/240\/revisions"}],"predecessor-version":[{"id":834,"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/pages\/240\/revisions\/834"}],"wp:attachment":[{"href":"http:\/\/ussupply2020.com \ /wp-json\/wp\/v2\/media?parent=240"}],"curies":[{"name":"wp","href":"http:\/\/api.w.org\/{rel}","templated":true}]}}