monochrome servicing

例句：

1. 1. The company's new logo is a monochrome servicing of its brand identity.
   该公司的新logo是对品牌身份的单色维护。
2. 2. The technicians were performing monochrome servicing on the old car.
   技师们正在对这辆旧车进行单色维修。
3. 3.The monochrome servicing process involves replacing only the damaged parts.
   单色维修过程只涉及更换损坏的部分。