colloidal graphite for press forging

例句：

1. 1. The newmachine uses colloidal graphite forpress forging to improve its efficiency.
   新机器使用胶体石墨进行压锻以提高其效率。
2. 2. The engineer used colloidal graphite for press forging tomake the parts more precise.
   工程师使用胶体石墨进行压锻使部件更加精确。
3. 3. The process of using colloidalgraphite for press forging is environmentally friendly and energy-efficient.
   使用胶体石墨进行压锻的过程是环保且节能的。