鈾堆 的英文怎麼說
中文拼音 [yóuduī]
鈾堆
英文
[核子] uranium reactor-
Candu canadian deuterium uranium reactor
加拿大重水鈾反應堆Candu is a pressurised heavy water reactor operated on natural uranium fuel u - 238 and uses heavy water d
Candu是重水壓水式反應堆的一種,以天然鈾燃料u - 238運作,並以重水dCanadian deuterium - uranium reactor
加拿大重水鈾反應堆Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits
結合我國鈾礦堆浸實際,在重視堆浸可行性研究、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術,包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸,選用優質底墊層材料,研製大型機械化築堆方法和設備,推廣滴灌式布液,優化堆浸工藝參數,以及開發堆浸相配套的回收設備等,以提高浸出率、縮短堆浸周期,獲得更大的經濟效益。The uranium may be put into the reactor in the shape of rods, and the rods surrounded with a neutron-slower, or moderator.
可以把鈾做成棒狀放在原子反應堆內,在鈾棒的四周,圍一層中子減速劑即節速劑。The enriched uranium was used in a soviet - designed research reactor near tashkent, described as the largest of its kind in central asia
這批濃縮鈾過去是在塔什干附近前蘇聯設計的一個研究反應堆使用的,這個反應堆被稱為是中亞同類反應堆中最大的一個。By analyzing the technical flow of pithead heap - leaching uranium deposits of hard - rock type, the authors analyze its 14 cost items such as ore mining fee and major materials fee etc., and set up a geological - economic evaluation model
摘要通過對硬巖型鈾礦坑口堆浸法的工藝流程分析,總結出坑口堆浸成本由礦石開采費用、主要原材料費用等14項要素組成,並建立了地質經濟評價模型。2s ( th / u4u and 227th / 2x " th dating on two mammal fossil teeth gave age ranging from 85 to 139 ka, which evidence the stratigraphic order between the capping flowstone and the underlying fossil - bearing deposits and support to the age assignment of older than ca. aoo ka to die hominid fossil teeth
伴生的貘牙化石和鹿牙化石的二種鈾系法年代范圍為85 - 139ka ,表明該地點含化石堆積與表層鈣板間無地層倒序現象,支持人牙化石大於100ka的結論。Three decades ago french scientists discovered that parts of a uranium deposit then being mined in gabon had long ago functioned as natural fission reactors
30年前法國科學家發現,當時正在開採的加彭鈾礦中,有某些部份在很久以前曾經是天然的核分裂反應堆。Nuclear criticality safety for fissile materials outside reactors - nuclear criticality control criteria and subcritical limits for plutonium - natural uranium mixtures
反應堆外易裂變材料的核臨界安全鈈-天然鈾混合物的核臨界控制準則和次臨界限值And with more and more nuclear material being processed and reprocessed ? as mostly uranium - laden reactor fuel - rods turn into mostly plutonium - laden spent fuel ? the possibilities for theft or diversion can only grow
而且,隨著越來越多的核原料經過加工和再加工? ?通常是含鈾的反應堆燃料棒轉變成了含鈈的核廢料? ?發生盜竊或轉移的可能性只會增大。The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1
3 、基於燒結頸長大速率與緻密化動力學方程得出,影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始密度、燒結溫度、燒結時間、燒結氣氛等;粉末壓坯一定時,燒結溫度、燒結時間和燒結氣氛就成為控制低溫燒結的關鍵因素。Under this geological - evaluation model a computer evaluating program is made in ziyuan and lujing uranium ore - fields
運用該經濟模型編寫的坑口堆浸地質經濟評價程序,對資源鈾礦田和鹿井鈾礦田的部分鈾礦床進行了坑口堆浸地質經濟評價。The uranium fuel inside the reactor will gradually be used up while the reactor is at power
更換燃料反應堆運行時,其內的鈾燃料會逐漸消耗。The importance of the ratio of water to uranium in reactor physical design is indicated
指出了水鈾比在反應堆物理設計中的重要性。A writer has found a small deposit of manganese ore and rock specimens flecked with uranium or stained green by copper
一名作家還發現了一個不大的錳礦堆積體和一些粘染有鈾痕跡或者帶著銅綠斑痕的礦石標本。There are about 130 research reactors around the world running on weapons - grade uranium
目前全世界大約有130個使用武器級鈾元素的研究反應堆。Pu - 239 would produce fission in the reactor in the same way as u - 235 and contributes in supplying part of the energy for power generation
? - 239亦是易裂變的核素,會像鈾- 235一樣,在反應堆中產生裂變,供應部分能量以供發電。Study on ore stacking after blasting for stope leaching uranium
某礦體原地爆破浸出采鈾築堆方法研究The enriched uranium fuel in the form of uranium dioxide for the pwr is fabricated into a few hundreds of small fuel pellets, which are stacked up, enclosed and sealed in a zirconium alloy tube of about 3. 8 metres in length and 9. 5 mm in diameter the fuel rod
濃縮鈾經過加工后會製成小圓柱型的二氧化鈾芯塊,然後數百個小指頭般大的芯塊會被堆疊在一條長3 . 8米直徑9 . 5毫米的鋯合金包殼管燃料棒中並加以密封。分享友人