The results show that with the increase in milling time,the crystal sizes of W-Cu milled powder will be finer,while the undersaturation solid solution wi.

• 结果表明,随着球磨时间的增加,钨铜球磨粉末晶粒尺寸得到细化,且有不饱和固溶体产生;烧结合金晶粒尺寸长大,孔洞减少,相对密度增大接近全致密。