Placental blood is a rich source of precursor cells capable of differentiating into mature blood cells.

Placental function is likely to be abnormal in a multiple pregnancy.

多胎妊娠的胎盘功能可能会异常.

Objective: To evaluate the cause, danger, prevention and treatment of placental abruption.

摘要目的探讨胎盘早剥的诱因 、 危险性及防治措施.

Conclusion: To find placental abruption early and treat correctly can decrease danger of pregnancies and infants.

结论早期发现胎盘早剥及正确处理可降低孕婴危险性.

Pinggui Sn placer in Guangxi was discovered and exploited as early as the Bronze Age.

“平桂”砂锡矿,早在“青铜时代”已被发现、开发利用.

In which a long history of placer gold mining.

其中砂金开采历史悠久.

A new technic of purifying gold, silver from placer gold without pollution was proposed.

提出了一种无污染从砂金中提纯金 、 银新工艺.

The method of gold placer mineral includes significant prospecting information in the prospecting assessments gold deposits.

在金矿找矿和评价工作中,重砂测量方法能提供重要找矿信息.

This primitive form of placer mining is still used in some places for panning gold.

这种原始的砂矿开采形式至今还在一些地方用来淘金.

In this thesis, placer based on optimizing the power consumption of clock gating network is presented.

本论文研制之电路摆置器, 乃基于将用于低功耗设计下之闸控制时脉网路之功率消耗最佳化.

Placer mining: Oldest method of recovering gold from alluvial deposits.

砂矿开采: 从冲积层回收黄金的最古老方法.

Dredging is the most important placer-mining method today.

挖掘法现在是最重要的砂矿开采的方法.

A: I am really surprised that Beijing has so many places of interest.

北京有这么多的名胜,使我感到很惊讶.

Are there places of interest on the way to Shanghai?

外宾:到上海途中有什么名胜地方 吗 ?

There are many places of interest in Mount Tai. We'd better make a tour there.

泰山上有很多名胜古迹. 我们最好到那儿去旅行一次.

There are over a hundred places of interest from over the world.

有一百多个来自全世界的名胜.

Why not visit a few more places of interest before lunch?

72为什么不在午饭前多参观一些有趣的地方 呢 ?

Here a holiday brochure on various places of interest.

这里有一本有关各地名胜的假日指南.

These big cities have many famous buildings, theatres and other places of interest for travelers.

这些大城市有很多很著名的建筑, 剧院以及一些名胜.

I think several places of interest are worth visiting.

我想下面这些名胜景点值得看看.

Are there places of interest on the way to Beijing?

外宾:到北京途中有名胜地方 吗 ?