PFH的音标

It is concluded that PFH is obviously related with umbilical cord around body, macrosomia, abnormal pelvis and placenta low implantation, and this may lead to a higher rate of dystocia and CS consequently.

发现初产头浮主要与脐带缠绕、巨大胎儿、骨盆异常和胎盘低置有关，且增加难产和剖宫产机率。

Pulsating flow hydraulic ( PFH) system which transmit power and signal with the oil reciprocating vibration in the pipeline are common used in the mining, metallurgical, construction, manufacturing, scientific experiments and other industrial equipment.

油液在管道内以往复振动的形式传递功率和信号的交流液压系统常见于矿山、冶金、建筑、制造、科学试验等工业设备中。

Results Compared with NS group, the contents of TC, TG, LDL, were significantly decreased and the content of HDL was increased evidently in PFH groups.

结果黄花倒水莲水提取液能显著降低血液中总胆固醇、甘油三酯、高密度脂蛋白、低密度脂蛋白的含量。