为什么必须区分
Imperial quart and US fluid ounce belong to measurement conventions that may look familiar but are not always equivalent across countries. Mendeleev.com therefore keeps the system name next to the abbreviation and calculates from defined conversion factors rather than rounded kitchen rules.
示例
1 imp qt = 38.4303976162 US fl oz · 10 imp qt = 384.303976162 US fl oz.
38.4303976162 US fl oz