选购虾的窍门。选购时可以从以下几个方面鉴别鲜虾的质量:(1)看外形。新鲜的虾头尾完整,头尾紧密相连,虾身较挺,有一定的弯曲度;不新鲜的虾头与体、壳与肉相连松懈,头尾易脱落或分离,不能保持其原有的弯曲度。(2)看色泽。新鲜的虾皮壳发亮,河虾呈青绿色,对虾呈青白色(雌虾)或蛋黄色(雄虾);不新鲜的虾皮壳发暗,虾原色变为红色或灰紫色。(3)看肉质。新鲜的虾肉质坚实、细嫩,手触摸时感觉硬,有弹性;不 Buy shrimp tips. When you purchase can identify the quality of shrimp from the following aspects: (1) look at the shape. Fresh shrimp head and tail integrity, head and tail closely linked, shrimp body quite Ting, a certain degree of curvature; not fresh shrimp head and body, shell and meat connected to relax, head and tail easy to fall off or separation, can not keep its original Curvature. (2) look at the color. Fresh shrimp skin shine, prawn was green, prawn was white (female) or egg yolk (male); fresh shrimp shell dark, shrimp primary color into red or purple. (3) look at meat quality. Fresh, shrimp meat is firm, tender and feels hard and flexible when touched by the hand; no