In this paper, we discussed tenacity and drying shrinkage rate of the advertising lamp shade PET industrial fiber using the orthogonal test and single-factor test.

利用正交试验和单因子试验，对影响灯箱布用涤纶工业丝的断裂强度和干热收缩率指标的工艺因素进行了研究。

youdao

He advised people with red hair and fair skin to take particular care to avoid sunburn and to protect their skin by avoiding the sun in the middle of the day, seeking shade and covering up with a T-shirt and sunglasses and using sunscreen of at least factor 15.

BBC: Image of redhead celebrity Anne Robinson