1.Gindudumara an oblast tikang ha syudad han Saint Petersburg nga gawas ha Leningrad Oblast.
圣彼得堡不同,1991年后仍维持原州名。
2.In the Shiting River rhombochasm,the geothermal system related to the faults may ha.
石亭江菱形断陷中可能形断裂有关的地热系统,而浅层天然气可能沿断裂泄漏。
3.Humic acid (HA ) was abstracted from leonardite,and a composite superabsorbent (HA PSA ) was prepared by compounding poly (acrylic acid ) and lignitic humic acid.