In America, a regulator would presumablyneed to determine the period of commercial value: perhaps two hours for news ofan earthquake, 30 minutes for sports results.
LIMITED WARRANTY: Watts Regulator Company warrants each product against defects in material and workmanship for a period of one year from the date of original shipment.
有限质量保证:美国瓦茨调节阀公司保证每件产品在材料和工艺上没有缺陷,保证期限从出厂之日起壹年之内。
3
Wang Weiping, the deputy chief of the drama department at China's state TV regulator, called this a "propaganda period".