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2%~4%

2%~4%

2%~4%

2%~4%

1

2

There is a 2%-to 4%-risk of an ectopic, or tubal, pregnancy if an embryo moves from the uterus into the fallopian tube .

如果胚卵从子宫腔移动到输卵管，宫外孕或输卵管妊娠的风险为 2%-4%。

3

the composites'breakdown electrical field and the dielectric constant have a best situation when the content of the bentonite is 2%4%.

复合材料的介电强度和介电常数在有机膨润土含量为 2%~4%时有最佳值。

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