选购年货的常识活鸡以羽毛丰满,冠色鲜红,脯肉肥厚,捕捉时竭力挣扎,拍其背部能发出咯咯的叫声为上品。鲜蛋以蛋壳坚固无裂纹,表层明亮附有一层白霜末,无黑色斑点,拿在手中比较沉重为好。鲜鱼以眼球饱满突出,腮盖紧闭不易揭开,腮红色,鱼鳞紧贴无损,肌肉富有弹性,腹不膨胀,骨肉不分离,无异味为好。皮蛋检验包皮蛋的料灰是否完整湿润,有无霉变破损。摇晃听其响声,如有水声就不是好蛋。用手敲掂,如感觉微微震动和有弹性则是成熟的好蛋。香菇以菌膜完整者香嫩好吃,菇肉越厚越好。如带有微酸、烧焦气味,即为品级差的香菇。菌褶若呈深褐色或黑色表示烘干过度或存放太久。黄花菜色泽黄亮,身条长且粗壮,富有清香 Common sense to buy New Year Live chicken plump feathers, bright red crown, thick breasts, caught struggling to capture the beat can make its back giggle sounds of the top grade. Egg to egg shell sturdy crack-free, bright surface with a layer of hoar frost at the end, no black spots, more heavy in his hand as well. Fresh fish with eyeball full highlight, cheek cover closed not easy to open, blush, scales close to lossless, flexible muscles, abdominal swelling, flesh is not separated, no smell as well. Preserved egg preserved egg white material is completely moist, no mold damage. Shake to hear its sound, if the sound of water is not a good egg. Knocked by hand, such as the feeling of slight vibration and flexibility is a mature good egg. Mushrooms to the integrity of the fungus is delicious, thicker mushrooms the better. Such as with slightly acidic, scorched smell, that is, poor grade mushrooms. Pleated folds of dark brown or black indicate excessive drying or storage for too long. Day lily Huangliang color, body length and thick, rich fragrance