查询词典 deuterium

S, M Series Atomic Absorption Spectrometry in a new Echelle optical system, providing unparalleled detection limit; Four unique background deduction of deuterium lamp technology, the results more accurate calibration can be as high as 3A background correction; Patent protection Stockdale dual-beam technology, are the sensitivity and high signal to noise ratio; unique exchange Zeeman background deduction graphite furnace technology; ELC unique long-life graphite tube; GFTV unique graphite furnace visualization technique

一、 S 、 M 系列原子吸收光谱仪采用全新的中阶梯光栅光学系统，提供无与伦比的检出限；独特的四线氘灯扣背景技术，校正结果更准确，可校正高达3A 的背景；专利保护的 Stockdale 双光束技术，得到极高的灵敏度和信噪比；独特的交流塞曼石墨炉扣背景技术；独特的 ELC 长寿命石墨管；独特的 GFTV 石墨炉可视技术

Using the deuterium lamp as light source, research the photocatalysis decomposition of methane in subacidity solution.

采用Sol-gel法制备了TiO2/glass薄膜，以氘灯作为光源，对微酸性溶液中的亚甲基兰进行光催化降解的实验研究。

This system uses the deuterium lamp as its blazed lamp-house, and makes mechanical turnplate in use of modulating light signal with two frequencies, which is drived by in-phase electromotor with constant velocity. A potomultiplier tube is used to conversion optical signal to electric signal. Using Lock-In Amplifiers to realize magnifying the metrical signal using difference method with two different frequencies. We also analyze its principle of each part of the apparatus and design the realization circuits of each part. The data analysis and the in-phase electromotor control circuits are fulfilled by SCM; the single chip control systems hardware interface and software design are given.

该系统的光路部分使用氘灯作为激发光源，用同步电机恒速驱动的机械盘调制出双频光信号，利用一个光电倍增管进行光电信号转换；信号处理部分采用锁相放大器实现信号双频差分处理，分析了其各组成部分的原理，设计了各部分的具体实现电路；使用单片机进行数据差分处理和电机控制，给出了单片机控制处理系统的硬件接口电路和软件设计。

Properties of ytterbium absorbing deuterium at pressure less than 0.1 MPa in a vacuum system are studied and the phases of deuterides with various D/Yb atomic ratio are analyzed.

在真空系统中的氘压低于 0 1MPa条件下研究了金属镱的吸氘性能，并对不同原子比的氘化物的物相进行了分析。

Arata used pressure to force deuterium gas into an evacuated cell that contained a palladium and zirconium oxide mix(ZrO2-Pd).

arata使用的压力，迫使氘气进入一疏散细胞载有钯和氧化锆的组合。

It also appears to solve the deuterium problem but only if the rocky materials out near the earth's present orbit picked up some local water from the solar nebula ( the cloud of gas and dust surrounding the young sun ) before they accreted to form the earth.

同时，看上去它也解决了气含量的问题——但是只有当外来的岩石物质处于地球现今轨道附近时，并且在它们增生形成地球之前，从太阳的星云里(围绕着年轻太阳的气体和尘埃)获取了水时，这个问题才最终得到解决。

In order to find out the conditons of water-rock interaction in brine-bearing strata and the main influencing factors,for deeply probe the evolving mechanism of deuterium excesses,the simulating experiment of brines water-rock interaction has been put on the study schedule.

为了查明卤水储层水/岩相互作用的条件及其主要的影响因素，深入了解卤水的氘过量参数演化机理，卤水的水/岩反应模拟实验被提上研究日程。

Determination of manganese content in gasoline by the PE 400 atomic absorption spectrometery, select poor burn flame and Deuterium arc background corrector to improve nicety of analysis.

采用PE400原子吸收光谱仪测定汽油锰含量，优化选择贫燃和氘灯扣背景功能提高分析准确度。

The efficiency of isotope exchange was only 2.84%, namely, the amount of less than 3% tritium was exchanged out of the glass uranium bed by deuterium, and after isotope exchange proceeded time after time, its standard deviation was 7.35%.

同位素交换法测量铀床氚的结果如下：加热充分解吸过的铀床经多次同位素交换后，其交换效率仅为2.84%，即不到3%的氚被氘气载带出来，其同位素交换法测量的标准差为7.35%。

The results show that x does not change deuterating-dedeuterating reaction order. Activation energy increases while the rate constant decreases with x increasing. Deuterating and dedeuterating reaction order a (with respect to deutertium pressure) and b (with respect to deuterium content) are 2 and 1, 0.5 and 1, respectively.

研究结果表明，铝含量不改变合金的氘化与去氘化的反应级数；反应速率常数随x的增加而减少；活化能随x的增加而增加；氘化与去氘化反应级数 a和 b 分别为2和1及0.5和1。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。