查询词典 X ray

Micro-computer monitors work inside the electron gun emits electronic Xiang, after high-voltage electrode of the acceleration, adjust shooting at the screen, the screen of fluorescent material by high-speed electronic flow impact, resulting in X-ray.

微电脑显示器工作时，内部的电子枪发射出电子襄，经过高压电极的加速，调整射向荧光屏，屏幕上的荧光物质受到高速电子流的撞击，产生X射线。

Micro-computer monitors work inside the electron gun to emit electronic, through the acceleration of high-voltage electrode, adjust shooting at the screen, the screen of fluorescent material by high-speed electronic flow impact, resulting in X-ray, scientific evidence shows that more than 20 of each year only Guoqin dose of radiation, will constitute a harm to humans, operate microcomputer year will not be more than 0.3 Roentgen of exposure; even when engaged in computer work for 30 years, the cumulative exposure will not be sufficient to cause human injury lowest half, but during early pregnancy (the first 3 months) the fetus is in a cell division, organ differentiation sensitive period, or should be:(1) hours of work per week is not more than 20 hours (2) one meter away from the computer (3) wearing protective skirt (4) work completed Huanyi bath in order to reduce the electromagnetic radiation on the impact of the fetus.

微电脑显示器工作时，内部的电子枪发射出电子来，经过高压电极的加速，调整射向荧光屏，屏幕上的荧光物质受到高速电子流的撞击，产生X射线，科学论证表明，每年只有超过20论琴的剂量照射，才构成对人体的伤害、操作微机一年也不会超过0.3伦琴的照射量；即使从事微机工作30年，累积的照射量也不足以造成人体损伤最低值的一半，不过妊娠早期(头3个月)胎儿正处于细胞分裂，器官分化的敏感时期，还是应当：(1)每周工作不超过20小时(2)距电脑一米开外(3)穿防护裙(4)工作完毕洗澡换衣，以减少电磁辐射对胎儿的影响。

The effects of fluorination and side-chain identity on supramolecular and thermal behavior were investigated by wide-angle X-ray diffraction, differential scanning calorimetry, and polarized optical microscopy.

的影响和氟化侧链身份和超热行为进行调查广角X-射线衍射，差示扫描量热仪，偏光显微镜。

N: Later you will need to go to the X-ray lab to have a fluoroscopy.

护士： 那么等一下你需要去X光室做透视。

A method for the determination of CaF2 in fluorspar samples by X-ray fluorescence spectrometry with sodium metaphosphate as flux is proposed.

采用偏磷酸钠作熔剂制备萤石熔融片，用波长色散X射线荧光光谱法测定萤石中的氟化钙。

The technical approach is determined based on imaging slot-bent crystal-X-ray intensified framing camera-TV camera to fulfill the spectral diagnostics requirements, which can meet the forthgoing development of PRS, research in China.

根据中国等离子体辐射源的技术发展对能谱诊断系统的性能指标要求，确定了狭缝-弯晶-X射线条形阴极象增强器—图象数字化的技术方案。

The effects of the mass frac- tion of converter slag on crystallization behavior were studied by scanning electron microscopy, X-ray diffraction and infrared spectrum.

利用X射线衍射、扫描电镜和红外光谱分析研究了转炉渣含量变化对微晶玻璃析晶行为的影响。

The final product X-ray patterns for frit B are given in Fig.

从图11中我们可以看到样本B的最终产品的X光图。

Methods The properties of starch in the two different species of Fritillaria L. were compared by X-ray diffraction, scanning electron microscope and themogravimetric analysis.

方法采用X射线衍射，扫描电子显微镜以及热分析的方法对两种贝母中淀粉的性质进行了比较。

Nanoscale zero valent iron particles were synthesized by reductive method in aqueous phase. The crystal structure, morphology and size of the particles were characterized using X-ray diffraction and transmission electron microscopy. The influence of temperature, initial acid fuchsine concentration, nanoscale zero valent iron dosage and pH on the removal of acid fuchsine by the particles was studied, and the removal mechanism of acid fuchsine was discussed.

摘 要：采用液相还原法制备零价纳米铁粒子；用X射线衍射和透射电镜表征该样品的晶体结构、颗粒形貌与尺寸；研究温度、酸性品红初始浓度、纳米零价铁加入量及溶液pH值对零价纳米铁粒子脱除酸性品红的影响，并对酸性品红的脱除机理进行讨论。

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。