Radioactive series: Any of four sets of unstable heavy atomic nuclei that undergo a series of alpha decay and beta decay until a stable nucleus is achieved.

放射性系：四組不穩(wěn)定的重原子核，通過一系列α衰變和β衰變直至達到穩(wěn)定的核為止真人一放A片免费视频。

Its isotopes, all radioactive, are highly toxic radiological poisons because they give off alpha particle s and are specifically absorbed by bone marrow.

它的所有同位素都是放射性的在线观看亚洲小视频，因其放出的α粒子易于被骨髓吸收而具有高度的放射性毒性。盡管具有潛在的致命性免费看黄色三级片A片，它的毒性通常是被夸大了的啊啊啊啊啊啊啊啊网站。

Some nuclei, especially heavier ones, are unstable , or radioactive, emitting energy in the form of alpha rays, beta rays, or gamma rays.

有些原子核并不穩(wěn)定，特別是較重的核日韩精品一区二区免费暖暖，或稱具有放射性激情狠狠文学网，以α射線、β射線或γ射線的形式發(fā)出能量色本色网无码在线。

Some nuclei, especially heavier ones, are unstable, or radioactive, emit ting energy in the form of alpha rays, beta rays, or gamma rays.

有些原子核并不穩(wěn)定，特別是較重的核人妻碰碰碰免费视频中文，或稱具有放射性久久精品人妻中文系列，以α射線、β射線或γ射線的形式發(fā)出能量avaiai。

A radioactive transuranic element; discovered by bombarding americium with helium.

一種放射性超鈾元素性色av无码中文字幕，在用氦轟擊镅時發(fā)現(xiàn)。注意www,激情激情.com，注意力集中

Consequently, a fossil which an archeologist finds to be billions of years old by radioactive dating may in fact be no more than several thousand years old.

因此又色又粗又长又黄的网站，化石中的一個考古學家認為這是一個數(shù)十億歲的放射性測年，而事實上也可能沒有超過幾千歲久久99热精品成年动态图片。

The content of radioactive elements in sediment is related to the scale of sediment granularity and lithology, being high in argillaceous sediments e.

同時国产免费AⅤ视频在线观看，放射性元素含量的高低還與古氣候環(huán)境有關，溫暖潮濕的環(huán)境放射性元素含量較高啊啊啊啊啊好爽，涼爽干燥的環(huán)境含量較低日韩A片综合视频。

Based on the natural gamma log curve s of acid tuff and clay rocks of acid volcanic events,the author here queries the arguments that radioactive intensity of sedimentary strata will grow with the increasing argillaceous materials and that the natural gamma value and the empirical equation can be used to calculate contents of argillaceous materials.

根據(jù)酸性凝灰?guī)r和酸性火山事件粘土巖的自然伽馬測井曲線，對當前流傳的"沉積巖層的放射性強度隨泥質(zhì)含量的增加而增高"的概念和用自然伽馬值及經(jīng)驗公式求泥質(zhì)含量提出質(zhì)凝欧美性爱成一北。

For better understanding of thermo-hydro-mechanical coupling processes of argillite rock in Mont Tern project site during the long-time radioactive waste disposal, coupled fields of temperature pore pressure and stress are studied during the heating and cooling phases with the theory of porous media mechanics.

為了解黏土巖在放射性廢料長期貯存中的熱－水－力耦合過程黄色免费网站在线看，結(jié)合Mont Terri核廢料貯存地下巖石試驗工程中黏土巖各種物理量的各向異性特點伊人久久久久一级毛片，應用多孔介質(zhì)力學耦合理論研究了該黏土巖在加熱和冷卻全過程中由于熱荷載引起的耦合效應場。

According to principles of software engineering, radioactive sources calculation and the working process of RMS simulation are realized under the real time simulation support system, ASCA.

在實時仿真支撐系統(tǒng)ASCA下亚洲精品夜夜久久精品，按照軟件工程學的原則国产精品特黄特粗又长视频，實現(xiàn)對放射源的仿真計算和對輻射監(jiān)測系統(tǒng)工作過程的模擬。