卵黄亚碲酸钾琼脂(Baird-parker琼脂基础) 250g 瓶 卵黄亚碲酸钾琼脂(Baird-parker琼脂基础) 250g 瓶 卵黄亚碲酸钾琼脂(Baird-parker琼脂基础) 250g 瓶