Proximal tubal obstruction with sharp angle in group A existed excessively, so were those with filling defect in three other groups.
四组患者均以近端输卵管梗阻为主，其梗阻率明显高于中远端。
The invention discloses a cold bend forming method of an excircle sharp angle of cold bend section steel, belonging to the technical field of cold bend forming.
本发明的冷弯型钢外圆尖角的冷弯成型方法，属于冷弯成型技术领域。
The westernmost sharp Angle is designed for landscape continuation of the previous three phases.
最西端的尖角型则设计为前三期主景观带的延续。
The results show, the light frequency shift can be effectively reduced in the sharp Angle laser light pumping scheme.
结果表明斜光抽运方案可以有效降低铯原子束频标中的光频移。
The invention relates to a method to make a rectangular steel pipe, specially a rectangular steel pipe with a sharp Angle by cold bend molding.
本发明涉及冷弯成型制造矩形钢管的方法，特别是具有一个尖角的矩形钢管的制造方法。
The invention relates to a method to make a rectangular steel pipe, specially a rectangular steel pipe with a sharp Angle by cold bend molding.
本发明涉及冷弯成型制造矩形钢管的方法，特别是具有一个尖角的矩形钢管的制造方法。
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