“鈷”造句
2024年05月22日 14:57:13
黃鐵礦很多,并且含
鈷,在硫化物塊體中成稠密的斑塊.
Pyrite is more abundant and cobaltiferous and occurs in heavy patches in the sulfide mass.
噴氣發(fā)動(dòng)機(jī)中65%的特殊耐熱金屬材料是用
鈷制造的.
Sixty - five percent of the special heat resistant metal in a jet engine is made of cobalt.
在硫酸鹽電解液中,采用脈沖電源電沉積了鎳
鈷合金.
Ni - Co alloys were deposited by applying current pulses from a sulfate electrolyte.