1.
PREPARATION OF MICRO-OXYGEN IN NITROGEN CALIBRATION GASES BY GRAVIMETRIC METHOD
重量法制备氮中微量氧气体标准物质
2.
Detection of Trace Oxygen in Semi-water Gas of Oxygen-enriched Gas Making-furnace
富氧造气炉半水煤气中微量氧的检测
3.
Determination of trace oxygen in the gases--Colorimetric method
GB/T5831-1986气体中微量氧的测定比色法
4.
Determination of trace oxygen in gases--Electrochemical method
GB/T6285-1986气体中微量氧的测定电化学法
5.
The Stability of Micro-Carbonyl Sulfide in Carbon Dioxide
二氧化碳中微量氧硫化碳标准气体的稳定性
6.
" Determination of trace argon, nitrogen and krypton in oxygen--Gas chromatographic method"
GB/T14605-1993氧气中微量氩、氮和氪的测定气相色谱法
7.
Modified Method for Detection of Trace Peracetic Acid Residue Level in Indoor Air
空气中微量过氧乙酸残留量检测方法的研究
8.
Determination of trace oxygen in gases--Phosphor chemiluminescence method
GB/T14852-1993气体中微量氧的测定黄磷发光法
9.
Removal of Trace Hydrogen Cyanide in Cigarette Smoke by Adsorption and Catalytic Oxidation;
香烟烟气中微量氢氰酸的吸附与催化氧化脱除
10.
Measurement of Trace Oxygen Content out of Nitrogen in Pressure-swing-adsorption Nitrogen Manufacture Process
变压吸附制氮工艺氮气中微量氧的测定
11.
column content of ozone
大气气柱中的臭氧含量
12.
maximal oxygen uptake
最大氧气摄取量 最大氧气摄取量
13.
Gradual release of carbon dioxide merely returns some of the greenhouse gas to the air.
二氧化碳的缓慢释放，充其量只是让些微温室气体又回到空中。
14.
Effects of Ultramicro Bubble Aerated Irrigation on Growth Characters and Yield of Rice
超微气泡增氧灌溉对水稻生育特性及产量的影响
15.
ADSORPTION OF TRACE PHENOL AND FORMALDEHYDE IN WATER WITH HYDROPHOBIC SILICA AEROGEL
疏水性二氧化硅气凝胶吸附水中微量苯酚和甲醛的研究
16.
Photometric Determination of Microamounts of Chlorine in Air Based on the Oxidation Color-fading Reaction with Methyl Orange
光度法测定大气中微量氯——基于对甲基橙的氧化褪色反应
17.
Ethylene and propylene for industrial use--Determination of traces of carbon monoxide and carbon dioxide--Gas chromatographic method
GB/T3394-1993工业用乙烯、丙烯中微量一氧化碳和二氧化碳的测定气相色谱法
18.
exercise that increases the need for oxygen.
增加氧气需要量的练习。