来源

Objective To show the effect of human chorionic gonadotrophin on the expression of invasion associated genes in choriocarcinoma cells.

滋养层细胞来源的绒癌细胞对组织具有浸润能力，这一行为与其表达和分泌基质金属蛋白酶以降解细胞外基质有关[1] 。

What are the origins of your Christian name?

你的名字的来源是什么？

This story has become a source of Christmas trees.

这个故事就成为圣诞树的来源。

The source is likely from lead chromate that is used as pigment and to prevent fading.

Dr.eye：来源从被用作颜料的指示铬酸盐是可能的并且防止消失。

Red lead, high lead-acid calcium and lead chromate are mainly used for coating.

这种来源的铅量全球平均每年向环境排放铅为500万吨。

Taking as research method, field work as "the special skill" of the ethnology, also no doubt is the important research method of this article. Gaining the first material through different forms of visiting, talking,investigation and so on, has made the historical materials and field work double win. The historical literature is the direct foundation of tracing the nationality source and studying with textual. The history data of local chronicle, history book, genealogy, genealogy, etc. can make field date and literature date bring out the best in each other.

从研究方法而言，田野调查作为民族学的"看家本领"，无疑也是本文的重要研究方法，通过访谈、调查、走访等不同形式获取的第一手资料奠定了材料和立论的可信度；历史文献是追溯族源、考究历史的直接依据，地方志、史书、(来源：A4acaBC论文网www.abclunwen.com)族谱、家乘等史料使得田野资料和文献资料相得益彰；对白族的任何研究，如果脱离它与大理白族的联系孤立开展，将带有很大的局限性，因此联系的观点和比较的方法也是本文的重要方法。

Dan Luo Jin-possession "golden history of" Chronicle of Mongolia has a number of common characteristicsfor the annals of genre, gold family prominent orthodox view,regardless of the historical facts and legends,very biblical,etc.

罗藏丹津《黄金史》有蒙古编年史所具有的一些共同特点体裁为编(来源：34ABcdC论文网www.abclunwen.com年史、黄金家族正统观突出、史实与传说不分、浓厚的宗教色彩等以外，也有一些自己独特的特征：史源古老、复杂、口头传承特征与其他几部蒙古编年史的口头传承部分的内容不同，包含的《蒙古秘史》内容较多。

As a group, we also didn't like the fact that we were chummy with the commercial open source world, but didn't play much of a role in the community open source world.

作为一个群体，我们还没有到像我们送来的商业开放源码世界但没有发挥太大的作用，在社会上公开来源之一。

We will use the circuit symbol for current source, which is , to model these power injections (which makes sense because, as concluded in Section 3.0, we can treat real power just as we treat currents).

我们为当前来源将使用电路符号，是，塑造(有道理的这些力量射入，因为，如结束在第3.0部分，我们可以对待真正的力量正我们对待潮流)。

The noise mainly roots in high-frequency vibration of the circular saw blade, which is more than 1000Hz.

圆锯片噪声的主要来源是圆锯片在空载或负载状态下的高频噪声，其频率一般在1000Hz以上。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。