Aryl substituted polyacetylenes and their derivatives exhibit a lot of novel optical, electric, magnetic properties.
芳基代聚炔及其衍生物呈现出光电磁等许的性能。
It leaves no trace after fire extinguishing.It replaces for alkylogen annihilator.
灭火后不留痕迹，是代卤代烷灭火器的替代品。
The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.
实验结果表明，偶氮基团的引入改善了8-羟基喹啉的生色能力，并且在乙腈溶液中随着代基由苯基变为萘基和蒽基时，化合物的吸收光谱发生红移。
In most offices, the typewriter has now been supplanted by the computer.
当今许办公室里, 打字机已被电脑代。
The use of machinery has superseded manual labour.
机器的使用已经代了手工劳动。
In this reaction,besides substitution products thiophenol etc,the reduction product benzene is formed.
应中，除生成笨硫酚等代产物外，还生成还原产物苯。
Two series of tolan-type liquid crystals containing terminal cyano group were synthesized.
设计并合成了一类型末端氰基代含氟二苯乙炔类液晶。
EASTMAN Color Internegative film, 5245. False sensitized. Replaced 5243. Discontinued in 1956.
伊士曼彩色电影中间片5245代了5243。它也于1956年停产。
By and by electricity will take the place of coal.
不久以后, 电将代煤。
He bears a grudge against me because I took his place in the office.
他对我怀恨在心,因为我代了他在办公室里的位置。
Custom Built Dual Pass Reverse Osmosis System - Replaced existing automatic deionizer for plating operation.
定制的双渗透系统——代现有的自动电镀脱离子剂。
The sailing ships were superseded by the steamships.
帆船已被汽船所代。
The enemy may have recourse to steel instead of poison.
敌人可能用凶器来代放毒。
Should radical vulvectomy be replaced by wide local excision for vulval cancers?
根治性外阴切除术应该被扩大局部切除术代？
Engineers are still trying to come up with a commercially viable replacement for internal-combustion engines.
工程师在设法制造一种在商业上切实可行的发动机来代内燃机。
Where good natural protection is not available a fixed hanger or ringbolt should replace the piton.
若该处并无良好的天然支点，则应以固定耳片或环形锚栓代该岩钉。
The R2SO were later replaced by the Blue two-suiter overcalls which is more descriptive and effective.
R2SO后来被更详尽和有效的蓝梅双套盖叫法代了.
The performance of zinc dust paint manufactured by partially ferrophosphorus - substituted zinc dust were introduced.
着重介绍了磷铁粉代部分锌粉制备锌粉漆的特性,并给出了3类锌粉漆的参考配方。
The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer.
作者认为影响聚合物等规度的因素主要是代基的极性效应。
These clusters show different fluxional behaviour and ligands according to various substituent around the metals of osmium.
根据羰基配体代基的不同,该类簇合物中小分子的移动种类及方式也有所不同。
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So the handheld ultrasound is basically surpassing and supplanting the stethoscope.
因此手持式超声机基本上超越并取代了听诊器。
Less happily, they are being superseded by tags based on identity politics.
不幸的是，它正被基于身份政治的标签所取代。
I think that's slowly being replaced by a more gritty realism.
想那正渐渐被更写实的现实主义风格所取代。
According to the researchers, the participants' phones apparently substituted for real friends.
据研究人员称，参与者的手机显然取代了真正的朋友。
Instead of replacing walking, what if we can augmenting or enhancing walking?
相比于取代步行，如果提升步行效率会怎么呢？
Had television and the movies supplanted books?
电视、电影是不是把书本都取代了？
One leading answer is that Culture can replace Scripture.
一个领先的答复是文化可以取代教义。
Phagocytosis of apoptotic cells or bodies by adjacent healthy cells, either parenchymal cells or macrophages.
凋亡小体在溶酶体内迅速降解，相邻细胞通过迁移或增殖以取代现已清除的凋亡细胞占据的原有空隙。
Who none of us will ever live up to.
中没人取代他的位置。
However, some experts think that apps cannot replace human personal trainers.
然而，一些专家认为应用程序无法取代人类私人教练。
" To" and " From" replace a letter's inside address and signature block, for example.
比如，便笺上用“致”和“自”取代了信件内的地址和签名部分。
They can threaten some native species or even destroy and replace others.
它可以威胁到一些本土物种，甚至摧毁和取代其它物种。
In this case, nuclear was replaced with natural gas.
在这种情况下，核被天然气取代。
Life's natural ups and downs will just be replaced with an endless series of ups.
生命中自然的高低起伏将会被无尽的幸福满足取代。
Yeah, I think the internet's replacing TV.
嗯，认为网络会取代电视。
Some fear that truck drivers will be replaced by autonomous vehicles.
一些人担心卡车司机会被自动汽车取代。
Congress, meanwhile, is working on a bill that would supersede the court ruling.
同时，国会正在制定一项法案，取代法院的裁决。
But with education and knowledge, we can replace our prejudices with cooperation and understanding.
但有了教育和知识，可以用合作和理解来取代偏见。
Trams in London have been supplanted by buses.
伦敦的电车已经由公共汽车取代了。
Here at the very south of the Taiga, deciduous trees take over from evergreens.
这里是泰加林的最南端，落叶树木取代了常绿树木。
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详细解释
代聚炔及其衍生物呈现出光电磁等许
的性能。
应中，除生成笨硫酚等
正被基于身份政治的标签所
想那正渐渐被更写实的现实主义风格所
提升步行效率会怎么
呢？
2版)
这一天 
