English Cascade refrigeration Cited by user Chris Capoccia on 23 Mar 2024 A cascade refrigeration cycle is a multi-stage thermodynamic cycle. An example two-stage process is shown at right.
Chinese 元素价格列表 Cited by user ItMarki on 06 Nov 2021 本條目是各化学元素的價格列表。下列主要列出商品批量貿易的平均市面價格。下列也列出各元素在地球地殼的豐度,作為比較。.
English Prices of elements and their compounds Cited by user Attomir on 09 Feb 2020 This is a list of prices of chemical elements. Prices listed here are mainly average market prices for bulk trade of commodities.