A hybrid resonator was designed and the beam quality of its laser output was considered. A continuous wave kilowatts Yb ∶ YAG / YAG composite slab laser pumped by laser diode was presented, in which the corner-pumped scheme was used. 采用角抽运复合板条方法,实现了千瓦(KW)级Yb∶YAG/YAG复合板条激光器连续运转。