With ingenuity and cutting-edge technology, the men have survived for 69 days some 700 meters underground fending off hunger, anxiety and illness in a record-setting feat of survival.
凭借着非凡的生存智慧和现代科技，他们在近700米的地下深处存活了69天之久，战胜了饥饿、恐慌和疾病的威胁，成为人类生存的又一奇迹。
Therefore, cutting force and narrow small incision, cut off, less waste material advantages, such as the new technology is energy-saving cutting, new equipment.
因此，有切割时动力小，切口窄，切面平整，材料损耗少等一系列优点，是节能切割的新工艺，新设备。
Adopting Germany technology of ultrasonic system, which more steadily work, and strong output. The cutting edge is smooth and without fading and falling off.
采用德国技术超声波系统，工作稳定，出力强劲。切出的布料切边柔软不变色。
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