Hike through one of Iceland's many ancient lava fields. You might notice something strange. The ground in front of you is steaming!
徒步穿行于冰岛一个古老的熔岩荒野之中，你会发现一种奇怪的现象：眼前的土地正冒着热气！
The key points in processing are put forward, such as machines for alkali-padding and high temperature rapid steaming, double soaping for staining to the white ground.
提出两相法印花中轧碱高温快速蒸化的技术关键是设备，并给出两次皂洗的工艺条件，以解决白地沾污问题。
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