Warning: file_put_contents(): Only 0 of 6229 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 diagnosis of early gestation例句_diagnosis of early gestation英汉例句_diagnosis of early gestation双解例句_乐豆毛深蓝词典
Therefore, the sound of fetal blood flow can be regarded as the main basis for pregnancy diagnosis at the early stage of gestation in dairy cows. 因此，乳牛的早期懷孕診斷可用宮血音作爲判定懷孕的主要依據。