我伸手在墙上摸匙孔，握住门把手时总会慌乱一阵。
目的评价眶上匙孔入路切除小型鞍结节脑膜瘤的技术和效果。
Objective To evaluate the technique and effect of supraorbital keyhole approach for removing tuberculum sellae meningiomas.
对高能量密度激光匙孔焊接过程的二维准稳态传热进行了计算方法的研究。
A numerical method is presented for the two dimensional quasi steady state heat transfer on high power density laser welding processes according to the keyhole model.
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