paint line的用法和樣例：
例句
- Coating process flow and design idea of coating line of PALADIN plastic fittings applied in automobiles were introduced.
介紹了應用於帕拉丁汽車中的塑料配件的塗裝工藝流程和塗裝線的設計思路。 - The preparation needed before the operation of the new cathodic electrophoresis coating production line is introduced.
介紹了新建陰極電泳塗裝線在投產前必須要做的一些準備工作。
