preserved duck eggs

基本解释

Here are the preserved duck eggs.
这是您点的皮蛋。
In addition, the authors analyse the reasons why the colour is formed in a preserved egg, and why the colour has obvious difference between preserved duck eggs a…
作者还对加工皮蛋时色泽的产生及差异现象作了分析，从而解释了生产中鸡皮蛋与鸭皮蛋之间色泽存在明显差异的原因。
In addition, the authors analyse the reasons why the colour is formed in a preserved egg, and why the colour has obvious difference between preserved duck eggs and hen eggs.
作者还对加工皮蛋时色泽的产生及差异现象作了分析，从而解释了生产中鸡皮蛋与鸭皮蛋之间色泽存在明显差异的原因。