tungstic

常見例句

• The submicro W and WC powder can be produced by using of violet tungstic.
  用紫鎢可以生產(chǎn)出亞微米級的鎢粉和碳化鎢粉。
• Synthesis of dimethyfumarate( DMF) was studied with easterification of fumaric acid and methanol catalyzed by supported phospho tungstic acid catalyst( PW12).
  以富馬酸和甲醇為原料,用滑石分子篩固載磷鎢酸催化合成富馬酸二甲酯。
• In 1958, Ganzhou Concentration Plant was established and started its production. After 1963, tungstic acid, APT, W powder, WC powder and cemented carbide could be produced too.
  1958年，贛州精選廠建成投產(chǎn)。1963年以后，進(jìn)一步發(fā)展到生產(chǎn)鎢酸、鎢酸鈉、仲鎢酸銨、鎢粉、碳化鎢粉、硬質(zhì)合金等。
• Is suitable in tungstic electrode welding rod weldings and so on argon arc welding and diameter 1.0- diameter 6 acidity, alkalinity, stainless steel.
  適用于鎢極氬弧焊及直徑1.;0-直徑6的酸性、堿性、不銹鋼等焊條焊接。
• This paper introduces the digestion technology of mechanical activation in lieu of that of alkali boiling for manufacturing tungstic acid.
  本文介紹在復(fù)鹽法生產(chǎn)鎢酸中用機(jī)械活化浸取工藝代替堿煮浸取工藝的新方法。
• The influence disciplinarian of scanning speed on tungstic electrode argon arc hardening effect on surface of boron cast iron was investigated.
  研究了鎢極氬弧掃描速度對硼鑄鐵表面硬化效果的影響規(guī)律。
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