A supernova sprays space with many different elements.

超新星会向宇宙放不同种类元素。

Tritium is one of the mildest radioactive isotopes.

氚是辐最和缓放性同位素之一。

They argued that only a negligible rise in atmosphere radioactivity resulted from the test.

他们辩解说,由这次试验所造成大气层放活动增加是微不足道。

The evolution of heat from the sun is inestimable.

从太阳中放热是无法估计。

Prismatic crystals of Natrolite on Analcime, forming an interesting cluster, Together with Hematite included Thomsonite.

柱状钠沸石在方沸石上,有著像是放状晶簇.与内含赤铁矿而成红色杆沸石.

27 PBq of radioactive material.

27个1015底夸克放性物质。

The Radiolaria pavilion aimed to define a complex, self-supporting structure that could demonstrate and test this pioneering construction technique.

放馆目是要确定一个复杂，自我支持结构，可以证明和测试这一开创性施工技术。

Other radioactive elements have been discovered since: actinium, radiothorium and mesothorium, ionium, etc.

自那以后发现他放性元素有：锄、性钍和新针、，等等。

Experimental results showed that double coats of carbon and gold on the conductive coating of radiolarite should be used.

通过多次试验，认为放虫化石表面导电处理应采用碳-金双层镀膜法。

One drawback: a nonradioactive dye must be administered through the child's rectum before a CAT scan can be performed.

在做CAT线之前，必须用一种非放性染料给孩子直肠染色。

Objective To investigate the correlationship between proliferating cell nuclear antigen (PCNA), intercapillary distance (ICD) and radiosensitivity in uterine cervical cancer.

目探讨肿瘤内毛细血管间距(ICD)和增殖细胞核抗原(PCNA)与宫颈癌放性关系。

The lead isotope study shows that ores of the Mujiazhuang copper deposit and the host rocks contain very high radiogenic lead.

研究表明，穆家庄铜矿矿石铅和近矿围岩岩石铅具有极高放性成因铅特点。

In this paper the sample preparation techniques of radiolarite were discussed in order to get high quality secondary electron images in SEM.

讨论了为获得放虫化石高质量二次电子图像所采用试样制备方法。

Osteoradionecrosis of the jaws (ORNJ) is one of the severe complications after radiotherapy for malignant tumors of the caput and cervical part.

颌骨放性骨坏死是头颈部恶性肿瘤放治疗严重并发症,拟对中文文献中防治方法进行复习和评价。

Conclusion: The radiation reactions of the mice esophagus seem not to be deteriorated after thoracal irradiation with fast neutron, photon or mixed beams.

快中子及混合线照小鼠胸腔后并不会加重食管放反应。

Whitish bands composed of medullated nerve fibres radiating out from the optic disc are of no pathological significance and must not be confused with papilloedema.

在视盘周围呈放状，由有髓鞘神经纤维所组成白色条状物，是无病理意义，不要与乳头水肿相混淆。

Radioactive nuclides are solidified at crystal lattice as one part of crystalloid by zirconolite-rich synroc, which greatly enhances the long-term safety of radioactive waste disposing.

富钙钛锆石型人造岩石将放性核素固定在晶格中作为晶体一部分固定起来,大大提高了放性废物处置长期安全性,是固化高放性废物理想固化介质。

The objective is to observe clinical effects of trolamine in the treatment of radiation-induced skin toxicity on the breast in breast carcinoma patients after modified mastectomy.

为了观察三乙醇胺治疗乳腺癌改良术后胸壁放性皮肤损伤临床疗效。

Based on the emission, absorption, diffusion, reflection and scatteration of light by a voxel, it is suitable for generating and rendering realistic images of complex scenes.

基于体单元对光线发、吸收、漫、反和散基础上体放法,适用于复杂景物生成和演示,在真实图形演示中具有重要地位。

They display a different pattern of flame structure to an experienced eye, which consists of concentric radiating flames and parallel banded layers displaying a distinct “pseudo-chatoyancy” effect.

对于有经验人而言，仿制品显示处不同于美乐珠火焰纹结构图案由同心放状火焰纹，和平行条带层显示清晰变彩假象。