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单词 3H
释义

3H

英语例句库

The anti-hemorrhoidal ointment Preparation H can reduce gout-induced skin swelling temporarily.

一种治疗痔的药膏处方能够暂时减轻痛风的疼痛。

But in wet process,heat consumption is h igher for slurry vapourization.

但料浆蒸发水分需要大量热,能耗较高。

Azomethine H Spectrophotometric Method for Determining Boron in Humic Fertilizer is described.

本文介绍了采用甲亚胺-H酸分光光度法分析腐植酸类肥料中元素硼的方法。

A set of structurally close chiral arylalcohols and achiral arylalcohols were studied using chiralcel OD-H column as stationary phase.

采用高效液相色谱法对15种芳香醇及结构相近化合物进行了分离研究。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利用过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。

Reactions of Carbonyl Compounds with the Carbonyl Group as an Electrophile with H, C, N and O Nucleophiles.

作为亲电基的碳基与作为亲核基的H,C,N和O的羰基化合物反应。

The pyrazoles ramification containing dithioether is synthesized by one-step method and characterized by H-NMR, IR and UV-Vis spectra.

并采用氢核磁共振,红外光谱和紫外吸收光谱等手段进行了表征。

The results show that all solution can determinately exist, which avoids the complicated discussion to singular solution educed from D-H transformation method.

结果表明,各关节的运动学逆解唯一,计算简单,运算量小,特别是对于具有多冗馀度的机器人,此法能够避免奇异解的讨论,提高计算效率。

We manufacture more than 100 types turbocharge rotor assembly and many series, H, HX, TA, TB, GT, and so on.

生产的转子总成,有H、HX、TA、TB、GT、小松、江雁、石川岛等系列的产品,100多种型号。

While investigating Pd-catalyzed cross-coupling reactions between alkenyl halides and azides to yield vinyl azides, 1 H -1,2,3-triazoles were obtained as the main product.

在调查钯催化交叉偶联反应之间烯卤化物、乙烯产量叠叠,1小时-1,2,3-三唑为主要产品均获得.

原声例句
跟Hadar学美式发音

So it feels like there is a little H after it.

所以我觉得后面有个小 H 音。

瑞秋课堂之电影英语

'On him', 'on him'. We sometimes drop the H in 'him'. She doesn't.

On him,on him。有时候我们会去掉 him 的 h 音。她没有。

英语口音大比拼

Listen to Theresa May pronounce the H in " human" .

听听特蕾莎·梅在 human 中的 H 发音。

英语口音大比拼

And now listen to Donald Trump who doesn't pronounce the H.

现在听听唐纳德·特朗普不发 H 音。

英文字母书写法

Next time, we'll write the letter 'H'.

下次我们要学习写字母 H。

瑞克与莫蒂 第三季(双语)

H-How much of that did you hear?

你听到了多少?

逍遥法外 第三季

H-Have you thought about contacting the others?

你有想过联系其他人吗?

摩登家庭第九季_Modern Family-Season09

It's like feather, but with an " H" .

就像海色,不过我是 " 瑟" 。

跟着Vanessa学短语词汇

In American English, this H is completely silent.

在美式英语中,这个 H 是完全不发音的。

瑞克与莫蒂 第三季(双语)

H-How did we fall asleep during interdimensional cable?

这是两层楼,我们看内次元有线时怎么会睡着?

BBC 纪录片《中国老师来了》

What did you get for H?

你第八题的答案是什么?

Crash Course 综合篇

And why is it weirdly written with a lowercase 'p' and a capital 'H'?

而且你知道这与酸和碱密切相关?

Easy_Video

My family is coming in 1 H Now, pay attention.

我的家人在1h现在 注意听。

跟Hadar学美式发音

Pronounce an H sound for the 'happy'.

把“happy”发成“H”音。

英文字母书写法

First, we'll write the capital 'H'.

首先,我们来写大写的 H。

福尔摩斯基本演绎法第二季

Wha...? H-He came to see you?

什...他去找你了?

悦游杂志访谈

N-E-E-R would have an A-H at the end.

把“N-E-E-R”说成“N-E-A-H”。

哇哦英语

H O R S E. Oh, Maggie, you're a clever bird!

哦,玛吉,你是一只聪明的鸟!

瑞秋课堂之电影英语

And then the N goes right into the H, everything smoothly linked together.

N 直接连接到 H 音,一切都非常顺滑地连接到一切。

瑞秋课堂之短语动词

Head. H sound a very light sound of air passing through the vocal cords.

Head。H音是一个很轻的音,是空气穿过声带的音。

中文百科

氚 Tritium

(重定向自3H)
氢-3(氚)的原子结构,其中多余的一个中子使氚不稳定
Radioluminescent 1.8 curies (67 GBq) 6 by 0.2 inches (152.4 mm × 5.1 mm) tritium vials are thin, tritium-gas-filled glass vials whose inner surfaces are coated with a phosphor. The vial shown here is brand-new.

(法语,德语,英语,荷兰语: Tritium;符号:TH),注音:ㄔㄨㄢ;拼音:chuān(1);客家话:con。亦称超重氢,是氢的同位素之一,元素符号为T或H。它的原子核由一颗质子和两颗中子所组成,并带有放射性,会发生β衰变,放出电子变成氦-3,其半衰期为12.43年。

由于氚的β衰变只会放出高速移动的电子,不会穿透人体,因此只有大量吸入氚才会对人体有害。

在地球的自然界中,相比一般的氢气,氚的含量极少。氚的产生是当宇宙射线所带的高能量中子撞击氘核,其氘核与中子结合为氚核。

与氘之用途类同,都是制造氢弹的原料。另外氚还可做为不需电源、有自发光能力,供暗处识别用的氚管。

英语百科

Tritium 氚

(重定向自3H)
Radioluminescent 1.8 curies (67 GBq) 6 by 0.2 inches (152.4 mm × 5.1 mm) tritium vials are thin, tritium-gas-filled glass vials whose inner surfaces are coated with a phosphor. The vial shown here is brand-new.
Swiss Military Watch Commander model with tritium-illuminated face

Tritium (/ˈtrɪtiəm/ or /ˈtrɪʃiəm/; symbol T or 3H, also known as hydrogen-3) is a radioactive isotope of hydrogen. The nucleus of tritium (sometimes called a triton) contains one proton and two neutrons, whereas the nucleus of protium (by far the most abundant hydrogen isotope) contains one proton and no neutrons. Naturally occurring tritium is extremely rare on Earth, where trace amounts are formed by the interaction of the atmosphere with cosmic rays. The name of this isotope is formed from the Greek word τρίτος (trítos) meaning "third".

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更新时间:2025/6/18 15:53:14