Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/5c5a54cb8fb5a4b4fca696ae4671a32c.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 diagnosis of early gestation例句_diagnosis of early gestation英汉例句_diagnosis of early gestation双解例句_欧米惠必应词典
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，乳牛的早期怀孕诊断可用宫血音作为判定怀孕的主要依据。