My dear friends, really thanks for your quick reply!

According to the picture provided, we would simply say 平底鍋, which literally means "flat-bottom pan" .

Frying pan=煎锅

I am Chinese.Mabey I can help you.But I cannot see what you show.Sorry

My friend, actually this is "Frying pan", but i couldn't find this word in my dictionary, could you please help me?