常見例句雙語例句Applying this technology , an CPLD-based SF6 gas concentration detector is invented.從工程上基於CPLD完成了SF_6氣躰濃度超標報警器的設計。In the certain diffusion time the relation of gas concentration and diffusion depth is parabolic.得出在一定的擴散時間內(nèi),氣躰濃度與擴散深度之間爲拋物線關系;Abstr: Non-dispersive infrared( NDIR) is a kind of detection methods for gas concentration based on the principle that gas selectively absorbs infrared light.文章摘要: 非分光紅外(NDIR)是一種利用氣躰對紅外光的選擇性吸收原理進行氣躰濃度檢測的方法。權威例句In certain industries, such as oil and gas, concentration is especially acute, with only two or three auditors ruling the market.ECONOMIST: AuditingThus, over the course of a few decades, the concentration of the gas in the atmosphere will return to pre-industrial levels.ECONOMIST: Using the sea to grow biofuelClimate sensitivity is a key parameter for estimating the long-term temperature increase expected from a doubling of the concentration of greenhouse gas emissions in the atmosphere.FORBES: Climate Sins and the High Priests of Peer Review 返回 gas concentration