天气预报 > 其他 > 计算氧浓度21跟4是什么
计算氧浓度21跟4是什么
更新时间: 2020-10-31 00:00:00  

鼻导管的吸入氧浓度计算公式为:FiO2=0.21+0.04*氧流量(L/min)。但是,当氧流量超过8L/min时,吸入氧浓度不再明显提高,该公式不再适用。可见鼻导管的最高给氧浓度

关键词: 计算 浓度 什么

计算氧浓度21跟4是什么相关经验

天气预报

最新推荐

页面:/news/view-1661890/ | 耗时:0.4760 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1661890 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1661890 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1661890 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1078100,1066018,1057932,1071077,1126312,1114236,1058085,1091123,1076267,1075977,1068016,1073588,1119464,1076059,1068334,1104579,1067905,1085542,1068358,1113387,1074820,1064251,1127098,1117904,1057028,1103435,1125221,1107789,1069477,1083170) ORDER BY field (ArticleID,1078100,1066018,1057932,1071077,1126312,1114236,1058085,1091123,1076267,1075977,1068016,1073588,1119464,1076059,1068334,1104579,1067905,1085542,1068358,1113387,1074820,1064251,1127098,1117904,1057028,1103435,1125221,1107789,1069477,1083170)