常見例句雙語例句Hydrogen gas pore and CO/CO2 gas pore are not easy to form in FCAW-S weld.自保護藥芯焊絲焊縫中不容易產(chǎn)生氫氣孔和CO，CO2氣孔。Different porosity reading on the neutron porosity log for the same formation due to gas in the pore space.由于孔隙空間存在著氣體，同一地層的中子孔隙度測井和密度孔隙度讀數(shù)不同。www.infopetro.com.cnViscose rayon based ACF was prepared by CO2 activation. Furthermore, the effect of addition of CO in activating gas on pore structure was investigated.以CO2為活化劑制備了粘膠基活性炭纖維，并研究了CO的加入對孔結(jié)構(gòu)的影響。 返回 gas pore