中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典anthraciteanthracite的意思

      anthracite

      英 ['?nθr?sa?t] 美['?nθr?sa?t]
      • n. [礦物] 無煙煤

      中文詞源


      anthracite 無煙煤

      來自希臘詞anthrax, 炭,煤。

      英文詞源


      anthracite (n.)
      "non-bituminous coal," 1812, earlier (c. 1600) a type of ruby-like gem described by Pliny, from Latin anthracites "bloodstone, semi-precious gem," from Greek anthrakites "coal-like," from anthrax (genitive anthrakos) "live coal" (see anthrax). Related: Anthractic (adj.).

      雙語例句


      1. Not until 1916 did the UMW finally win recognition from the anthracite operators.
      直到1916年,美國礦工聯(lián)合會(huì)才終于得到無煙煤礦資方承認(rèn).

      來自辭典例句

      2. The organic affinity of trace elements decreases further in anthracite.
      到無煙煤階段,有機(jī)態(tài)微量元素含量進(jìn)一步降低.

      來自互聯(lián)網(wǎng)

      3. Anthracite char has poor pore structure and small specific surface area.
      無煙煤焦分支孔貧乏,比表面積很小.

      來自互聯(lián)網(wǎng)

      4. Taixi anthracite with high quality calcining is also suitable raw material.
      寧夏太西煤只要控制好煅燒質(zhì)量,也是生產(chǎn)微孔炭磚的優(yōu)質(zhì)原料.

      來自互聯(lián)網(wǎng)

      5. To anthracite, adopting off - line type CDC calciner is more reasonable.
      尤其是針對無煙煤, 采用離線型CDC分解爐更為合理.

      來自互聯(lián)網(wǎng)