The gas flow path of SP - 3420 gas chromatograph was modified by adding a 10-way switch valve for analyzing micro-amount CO and CO2 in polymer grade propylene.
为了分析聚合级丙烯中的CO和CO2，对SP-3420型气相色谱仪的气路系统作了改装，增加了一个十通阀。
Compared with those reported results, lsochrysis sp. prefers lower salinity than other marine micro algae.
和已有研究结果比较，等鞭金藻最适生长的盐度值偏低。
Compared with those reported results, lsochrysis sp. prefers lower salinity than other marine micro algae.
和已有研究结果比较，等鞭金藻最适生长的盐度值偏低。
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