BEIJING, Jan. 6 (Xinhua) -- China has decided to strengthen export control on dual-use items to Japan, effective Tuesday, the Ministry of Commerce announced. The country prohibits the export of all ...

这个 5 轴 CNC 路由器可能很快就会成为一个开源工具。这是为阿肯色大学建筑学院建造的。它可以用作刳刨机或等离子切割机 ...