Damascus blades must be free of faults (cold shuts) and pits.

大马士革钢刀必须无瑕疵、麻点。

youdao

Cold shuts and Cracks are the common defects found in thin-shell grey-iron castings.

冷隔、裂纹是薄壳灰铸铁件常见缺陷。

youdao

It was considered that transverse cold cracking on surface due to cold shuts in ingots was the root cause of the crack defects.

指出铸锭中的冷隔形成的表层横向冷裂纹是最终形成裂纹缺陷的根本原因。

youdao

The Little Devil chassis used for the purpose of this demo has an LED screen displaying the -40-degree operating temperature, but you won't need it: the system automatically shuts down if it gets too cold, and it won't boot into Windows until Phase Change is up and running.

ENGADGET: A closer look at Origin PC's Phase Change cooling system (and its new gaming laptops too)