The UV and visible spectra of poly-3BCMU film have been measured before and after bleaching, showing the evidence of the breakage of the polymer backbones.

测量了薄膜光漂白前后的可见及紫外光谱的变化，表明在光漂白过程中聚合物的长链被逐渐打断。

Electrical communication is a significant part of the modern electrical system, one of the three backbones for the safe running of the modern electrical net.

电力通信（电力专用通信网）是现代电力系统不可缺少的重要组成部分，是现代电网安全稳定运行的三大支柱之一。

Senior technical engineers and production backbones go deeply into the marker for investigation. And tap the potential demands of customers at the first time.

高级技术工程师和生产骨干深入市场调查，并在第一时间为潜在顾客提供需求。

They are actually chordates —in other words, part of the same group of animals as humans, even though they do not have backbones.

他们实际上是脊索动物，换句话说，和人类属同门动物，虽然它们没有脊椎。

Counselor is an important part of teachers in university. They are main backbones in giving moral, ideological and political education to college students.

辅导员是高等学校教师队伍的重要组成部分，是高等学校从事德育工作、开展大学生思想政治教育的骨干力量。

The company revised its encouraging policy in order to increase the treatment of technicians and set up a troop of its own backbones.

企业从提高技术人员待遇入手，修订自己的激励政策，并考虑到“关键的少数”这一概念，建立了自己的骨干队伍。

High-speed backbones , on the other hand, offer the prospect of fast, reliable, and highly scalable corporate networks.

而高速主干网则提供了前景光明的快速、可靠和高度可扩缩的公司网络。

Why do hummingbirds and gorillas both have backbones?

为什么蜂鸟和大猩猩都有脊骨? ?。

Who will win the battle for the backbones?

谁 能赢得主干网之战？

They are vertebrates, that is, animals that have backbones.

它们是脊椎动物, 即有脊骨的动物.