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絨毛取樣法
释义
絨毛取樣法
róng máo qǔ yàng fǎ
一种诊疗法。医生运用超音波,自孕妇胎盘组织的绒毛膜内取得活细胞,放在培养基内培养,以测得细胞的染色体,从而诊断出胎儿的性别及染色体异常的遗传性疾病。此法须于孕妇怀孕八周以后始得进行,而受检的孕妇须承担百分之四的流产风险。
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We are interested in your outboard motor,No
We are interested in your outboard motor, No
We are interested in your outboard motor,no.500
We are interested in your outboard motor,No.500
We are in the absence of experience
We are in the market for electric saws
We are in the money
We are in the process of building socialism
We are in the red
we are in the same boat
We are in the spring of our lives
We are in the spring of our lives!
We are in the thick of examinations
we are intimate friends
We are in unanimous agreement
We are in unqualified agreement
We are investigating the cause of the accident
We are invited to a small social gathering
Wear either coat
We are jealous of our hard-won freedom
We are just being followed
We are just disarrayed
We are just driving through
We are just getting prepared
We are just getting prepared?
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更新时间:2026/10/4 1:24:39