婷婷日韩-亚洲欧美激情图片-小早川怜子一区二区三区-成人97-成人片国产精品亚洲-天堂网a-看a网站-国内毛片视频-久久国产精品免费一区二区三区-久久久精品国产一区二区三区-午夜性刺激在线观看-免费黄色三级网站-羞羞视频在线免费-亚洲最大日夜无码中文字幕-蜜臀91丨九色丨蝌蚪中文-久久久久国产精品视频-中国色老太hd-成人羞羞国产免费软件小说-91免费污视频-亚洲国产精品久久久天堂麻豆宅男

2020-08-18

The processing of chocolate

After dried and stored in the sun, cocoa beans are purchased by the chocolate raw material factory, and the processing process begins. It can be roughly divided into baking, crushing, blending and grinding, refining, deacidification, temper...