In the case of the identical mass fraction of the oxide, the grain size of the ceria doped molybdenum alloys was smaller than that of the oxide lanthanum doped molybdenum alloys.

• 钼合金丝直径相同的条件下，氧化铈掺杂钼合金丝的晶粒尺寸要小于氧化镧掺杂钼合金丝的晶粒尺寸。