纤维导光膀胱镜;纤维光束膀胱镜

The Ghost In Your Genes - 5 基因外遗传现象

It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

发表于:2018-12-07 / 阅读(36) / 评论(0)

基因外遗传现象

科学美国人60秒 SSS 2013-09-20

This is Scientific American 60-second Science,I'm Cynthia Graber.This will just take a minute.Iconic works of art get exhibited worldwide.But as those paintings age,they can become to fragile to extend travel around the globe.The paint can be visuall

发表于:2018-12-24 / 阅读(28) / 评论(0)

Scientific American(九)月

电信专业英英词典M-3

Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic

发表于:2019-01-03 / 阅读(60) / 评论(0)

电信英语

电信专业英英词典O-1

OAM operation administration maintenance OCC other common carriers Ohms Restriction Ohms Restriction is the same as Ohms resistance. Ohms are measures of resistance. A resistance of one Ohm allows one

发表于:2019-01-03 / 阅读(60) / 评论(0)

电信英语

科学家支招:早上起床7大招

For many people, getting out of bed in the morning is no easy feat, and feelings of sleepiness can drag on long into the day ahead. 早上起床对很多人来说都不是件容易的事，昏昏欲睡的感觉可能会持续一整天。 You may auto

发表于:2019-01-08 / 阅读(31) / 评论(0)

实用英语

摇滚:In The Wake Of Poseidon

英文歌词： Plato's spawn cold ivyed eyes Snare truth in bone and globe. Harlequins coin pointless games Sneer jokes in parrot's robe. Two women weep, dame scarlet screen Sheds sudden theatre rain, Whilst dark in dream the midnight queen Knows every

发表于:2019-01-26 / 阅读(46) / 评论(0)

英文摇滚歌曲

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学英语单词

arrangement of the underground facilities for the power plant