Between 1980 and 1982 there were 542 singleton breech presentation, of which 254 delivered by cesarean section ( 46.86%) Social factor was the first indication and contracted pelvis came the next.

There were no significant differences in the rates of critical contracted pelvis, prolonged latent phase and active phase between cesarean section and vaginal delivery in the occiput posterior position ( P> 0.05).

而剖宫产组和阴道分娩组骨盆临界狭窄、潜伏期及活跃期延长的发生率比较，差异无显著性意义（P>0.05）。

The main factors that cause shoulder dystocia are fetal macrosomia, contracted pelvis and difficult vaginal operation.

巨大儿、骨盆狭窄和困难阴道助产术是其发生的主要因素。

The baker contracted for a load of flour.

面包师订了买一车面粉的合同。

Designating a method of punctuation in which commas and other marks are used sparingly. contracted notation

少用标点符号的在不引起混淆的情况下可能时省略逗号和其他符号的

It got to be too much and I actually had to make a contract with myself to stop!

它得到的太多，其实我必须要做出与自己的合同，停止！

Did I make a contract with him in the forest, and sign it with my blood?

我刚才在树林里是不是和魔鬼订了契约，并且用我的血签了字？

Inadvertent vesicular placement of a vaginal contraceptive ring presenting as persistent cystitis

阴道避孕环无意置入膀胱内导致的持续膀胱炎

Transvaginal Ultrasound Examination Contraceptive Ring Abnormality by for 8 Casess

阴道超声检查节育环异常8例

Objective To evaluate the value of transvaginal ultrasound in contraceptive ring abnormality ( CRA).

目的探讨阴道超声检查节育环异常的价值。

The HSG Diagnosis of The Ectopic Contraceptive Ring in Abdomen

节育器腹腔异位的HSG诊断

Impact of intrauterine contraceptive ring on pelvic radiotherapeutic dosage distribution

元宫型宫内节育环对盆腔放射治疗剂量分布的影响

One Case: Ectopic Contraceptive Ring Through Uterus to the Bladder with Stone

节育环穿通子宫移位膀胱继发结石1例报告

Chinese low-dose oral contraceptive and blood coagulation factor changes and factor ⅴ leiden mutation

口服避孕药与凝血因子的变化及因子Ⅴ基因突变的关系

The relation between surface deposit on stainless steel intrauterine contraceptive device and complications

不锈钢宫内节育器表面沉积物与并发症关系的初步探讨

The effect analysis of contraceptive device removal with cervical anesthesia for menopausal women

绝经期妇女宫颈麻醉下取节育环效果分析

It can be introduced and removed by a hysteroscope and is expected to be a transcervical, implantable and permanent intratubal contraceptive device.

结果表明，输卵管聚乙烯节育栓有望成为经宫颈途径持久的避孕器。

In vivo experiments of the shape-memory fallopian tubes contraceptive device by implantation into rabbit fallopian tubes.

形状记忆输卵管避孕器在兔输卵管内的体内试验。

The authors suggest that T4 may be developed into an ideal male contraceptive.

本研究提示T4是一种有发展前途的男性抗生育药物。

Scientists hope that trials of the new male contraceptive could begin within the next few years.

科学家希望在接下来的几年内能进行该男性避孕药的临床实验。

Now, there is no male contraceptive that is available in clinic use.

目前，世界上还没有一个临床上正式推广使用的男性避孕药。