product quality control的用法和樣例：
例句
- Colour-difference of combing worsted spinning is very important to quality control.
精梳毛織品的成品色差是產品質量控制的重要指標之一。 - Inefficiency and delays in production lead to late deliveries.Poor quality control leads to complaints of product unreliability.Slack handling leads to breakages.
生產效率不高或沒有及時安排生產就成延誤交貨，質量控制不嚴就會引起客戶對產品質量的不滿，搬運不當又會使產品受到損壞。
