weight lightening

• 轻量化

weight lightening的用法和样例：

例句

1. Lightweight titanium facesaves weight to reposition CG low and deep for higher launches and longer ball flight.
   轻量化钛杆面减轻了重量，使重心变的更深更低，提供更高的击球角度与更长的飞行距离。
2. A parametric structure model has been established using FEA software ANSYS for an aspherical primary reflector with lightening sector holes.
   摘要介绍了一种对反射镜轻量化结构进行优化设计的方法。