乙肝表面抗原为什么有人是阳性有人是阴性啊?哪种好呢?。
但是冠心病可疑性小的人假如运动心电图试验结果阳性,其假阳性的可能性较大。
由金属离子或正电原子团替代酸中所有或部分的氢离子而得到的化合物
神经系统表现为震颤,周围神经炎,腱反射亢进,阳性锥体束病理征。
一种质地柔软的银白色韧性金属元素(常温时为液体),是最具正电性与碱性的金属。
1·But if diminutive of dubiety of coronary heart disease moves electrocardiogram test result is positive, the possibility with its electropositive holiday is larger.
但是冠心病可疑性小的人假如运动心电图试验结果阳性,其假阳性的可能性较大。
2·Still have even if contact with a person that has antibody, have a meal together, and the person that has antibody follows the 4th as electropositive as the 5th person to have a contact, have risk.
还有就是跟一个有抗体的人接触,一起吃饭,而有抗体的人跟第四项与第五项阳性的人有接触,有危险吗。
1·In all groups of chemically similar elements the heaviest are the most electropositive.
在化学性质相似的同族元素中,质量越重带的正电越强。
2·So, at any moment, you know in any bond which is the more electropositive.
在任何时候,你都能判断谁是正电性的。
3·Any binary compound of tellurium with other more electropositive elements.
任何一种由碲和另一种正电性更强的元素组成的二元化合物。