Warning: file_put_contents(/www/wwwroot/ppbbu/n94.cn/cache/920a2fc8be475ad1afeb5665836e9435.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/n94.cn/index.php on line 55 microgal例句_microgal英汉例句_microgal双解例句_94生活常识网有道词典
The measurement precision of the high accuracy gravitation exploration technology has been increased from rank of milligal to microgal. 高精度重力勘探的測量精度已從毫伽級提高到微伽級。