查询词典 Nd

This paper gives their action mechanism, formulation and series, as well as the well-choosing methods a nd operation techniques of liquid explosives. Its application in 16 oil wells in 1997 and 1999 totally increased oil of 6650t.

介绍了液体火药的优点、作用机理、配方、种类，以及选井原则和施工工艺。1997 年至1999年在16口井进行现场试验，工艺成功率100%，截至1999年10月底，已累积增油6650t，取得了较好的效果。

Objective To evaluate the Nd:YAG laser therapeutic effect of vocal cord polyps and nodules under fiberoptic laryngoscopes.

目的 评价纤维喉镜下激光治疗声带息肉和声带小结疗效。

Other great ND-1 Nova Delay features include the ability to choose between ms and bpm readout, decide if you want spillover on individual settings and turn global tempo – where tap tempo determines delay time on user presets - on and off.

其他伟大的钕- 1新星延迟功能，包括能力之间作出选择女士和的BPM读数，决定如果你想溢出就个别设置，把全球的节奏-在哪里塔节奏，决定延迟时间对用户预置-上下车。

I hear that you have a Boston Symphony Orchestra concert on the 22 nd .

听说二十二号波士顿交响乐团要在贵剧院演奏，不知道还有没有包厢的位子？

Key words: sodium yttrium tungstate crystal doped with neodymium; Raman spectra; absorption spectrum; Czochralski method

为此，采用提拉法生长了 Nd ， NYW 晶体，分析了晶体的红外光谱、 Raman 光谱和吸收光谱。

And the spot size on the stick is insensitive to the variation of thermal focal length.

另外，分析了1/4λ波片对于Nd∶YAG棒热致双折射效应的补偿作用，实验结果与理论分析吻合较好。

Solid state lasers doped Nd~(3+) operating at near-infrared 1.06μm have been designed into kinds of geometry including rod, disc and fiber.

激光二极管泵浦的高功率固体激光器具有效率高、光束质量好，结构紧凑、寿命长等优势，在工业生产、科学研究和军事领域都有着广泛的应用。

Results According to the score criteria of IBS curve patterns,when IBS curve score were 1 or 2,the magnitude of VIB nd CVIB% were between controlled groups and infracted groups,and comparison to the two there were significant difference,it is ischemic myocardium or viable myocardium.

评为1分及2分的心肌节段即IBS曲线形态评分≤2分者，其IBS周期变异幅度、IBS周期变异率%界于对照组和梗死组之间，且与该二者比较差异有显著性，考虑其为缺血心肌即存活心肌，占43.6%（17/39），但其IBS%与梗死组之间比较无统计学差异。

Results According to the score criteria of IBS curve patterns,when IBS curve score were 1 or 2,the magnitude of VIB nd CVIB% were between controlled groups and infracted groups,and comparison to the two there were significant difference,it is ischemic myocardium or viable myocardium.The segments of IBS curve score≤2 were 43.6%（17/39）,there weren's statistical difference between its IBS% and onesof infracted group.

评为1分及2分的心肌节段即IBS曲线形态评分≤2分者，其IBS周期变异幅度、IBS周期变异率%界于对照组和梗死组之间，且与该二者比较差异有显著性，考虑其为缺血心肌即存活心肌，占43.6%（17/39），但其IBS%与梗死组之间比较无统计学差异。

Cross-stitching is a le a rned skill, a nd a ny person who cross-stitches is only a s good a s they a llow themselves to be.

交叉缝合是一个学习的技能，和任何人谁交叉针只有一样好让自己。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。