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Results Normal ECG was 90.3 % and subnormal DCG was 84.9 % in recover-term subacute patents.
结果恢复期亚急型克山病患者在ECG90.3%正常情况下,84.9%的DCG出现异常.
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胎儿淋巴囊肿是一种较少见的胎儿畸形,是由于淋巴系统梗阻所致.
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A method for automatic extending the tire curing period at a subnormal temperature was proposed.
介绍一种轮胎硫化欠温自动延时的办法。
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目的探索4～6岁视力低常儿童的屈光状态及其分布规律。
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