The rare stamp is in the possession of an unknown collector.

Objective To evaluate the polyethersulfone ( PES ) hollow fiber membrane automatic plasma collector and its efficiency for separating plasma.

目的评价聚醚 砜 中空纤维膜血浆采集滤器分离血浆的功能及有效性.

Features: High VCEO, small collector output capacitance.

特点: 击穿电压高, 集电极输出电容小.

Peter is an art collector, I'm sure he knows everything about this painter.

彼特是一名艺术收藏家, 我相信他了解这个画家的一切.

He was a collector.

他做过收租人.

He tried to slip past the ticket collector at the dock.

他设法从码头上收票人身边溜过去.

The black metal placed plate is called a collector.

黑色金属板被称为集热器.

The black mater metal plate is called a collector, there.

这个黑色金属板叫做吸热器.

If you have to change trains in London , you may be able to book through; ask the ticket collector.

如果你必须在伦敦换车,也许可以订直达票, 你可以问一下收票员.

These electrons will arrive at a time later at the collector.

这些电子经过一段时间以后到达收集器.

The stamp collector washed his hand before handling stamps.

这位集邮者在触摸邮票前都要洗手.

In that system the microscope scanned the collector twice, focusing on two different depths.

在那套系统中显微镜扫描收集器两次, 对不同的深度聚焦.

This all palstic model kit is a must have for the Star Trek Enthusisast or Collector!

这一切palstic模型工具包是一个必须为星际旅行Enthusisast或收藏家有!

The rent collector is pressing for payment again.

收租人又来催促交租了.

The garbage collector does not track references to unmanaged code.

垃圾回收器不跟踪对非托管代码的引用.

Lord Hertford's reputation as a discerning, major collector was secured.

赫特福德殿下也开始以眼光独到, 稳妥的收藏家而闻名.

Well, I go to the market place where collectors buy and sell their collections.

哦, 我到市场上,那里有收集者在买卖收藏品.

Maybe we'll become letter collectors, too.

也许我们也会成为信件收集者的.

Coal mines have given collectors good samples.

煤矿给(化石)收集者提供了很好的样品.

The debt-collectors took all his money, and he was left completely penniless.

收债人拿走了他所有的钱, 他身无分文了.

Curtains are dust collectors.

窗帘上容易积上灰尘.