When observing the air bubbles on the imperial porcelains with a magnifier 10x, the air bubbles will cause a radiation to the rays of light, thus generating a strong feeling of jade-like quality.

• 这就是“历代制瓷工匠与古玩藏家们欲看不透，有一种朦胧的乳浊感觉，象一团雾水”。