Tungsten

['tʌŋst(ə)n] or ['tʌŋstən]

解釋/意思:

(noun.) a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite.

哈蒂編輯--From WordNet

解釋/意思:

(n.) A rare element of the chromium group found in certain minerals, as wolfram and scheelite, and isolated as a heavy steel-gray metal which is very hard and infusible. It has both acid and basic properties. When alloyed in small quantities with steel, it greatly increases its hardness. Symbol W (Wolframium). Atomic weight, 183.6. Specific gravity, 18.

(n.) Scheelite, or calcium tungstate.

埃利奥特錄入

解釋/意思:

n. a rare metal chiefly derived from wolfram which is a tungstate of iron and manganese and likewise found in scheelite which is a tungstate of lime.—n. Tung′state a salt of tungstic acid.—adjs. Tungsten′ic; Tungstenif′erous; Tung′stic.—n. Tung′stite native oxide of tungsten.

編輯:齐克