单词 | Tritium |
例句 | 1) Tritium is one of the mildest radioactive isotopes. 2) This would produce helium-3 and tritium; the tritium is unstable and decays producing helium-3 which would add to that directly produced. 3) Tritium is nasty stuff, and ingesting it can be fatal. 4) Since tritium has a half-life of only a few years, it can not be stored for long periods of time. 5) Also, since this reaction does not use tritium, it does not require the manufacture or transportation of this dangerous substance. 6) Tritium has a higher freezing point than water and so could condense into a fine mist indistinguishable from normal fog. 7) The third isotope of hydrogen, hydrogen-3 or tritium, is highly radioactive and has a very short half-life. 8) They include a laboratory for handling tritium, the heavy radioactive isotope of hydrogen which is a fuel for fusion reactors. 9) With a half-life of 12 years, tritium could build up in the Tamar estuary and eventually enter the human food chain. 10) Tritium is radioactive water used as a coolant in submarines' reactors. 11) Tritium can be produced naturally from cosmic rays reacting with the atmosphere. 12) Tritium has a half - life of 12.4 years. 13) Tritium was measured by liquid scintillation counter. 14) The dynamics of transportation of HTO (tritium water) in a simulated tea soil ecosystem were studied on simulated pollutants using isotope tracer technique. 15) The calculated results show that the expense of tritium under irrddiation of deuterium beam on TTi target is caused by the replacement of the injected deuteron. 16) International Control of Tritium for Nuclear Non-Proliferation and Disarmament provides a unique resource on all aspects regarding the military use of tritium. 17) The smear method for monitoring tritium surface contamination is described. 18) The distribution characteristics of tritium in natural water in the area of Qinghai Lake is presented. 19) The waste water containing radioactive tritium will be generated when the nuclear reactor is in operation. 20) Increasing the helium-3 supply would mean scaling up the production of the dangerous radioactive isotope tritium. 21) In the final phase of the project, which began in 1991,(http:///tritium.html) tritium was put into the machine. 22) Radium is tens of times more hazardous than plutonium and thousands of times more hazardous than tritium. 23) But those reactors were shut down for safety reasons in the 1980s and the nation has no active source of tritium. 24) Indeed, fusion bombs and warheads must be periodically disassembled and recharged with fresh tritium. 25) The largest accessible source of helium-3 on Earth is from the decay of tritium in hydrogen bombs. 26) The number of countries that have H-bombs is limited because the technology for making tritium is so hard to come by. 27) Based on a quantitative study on the quenching function of tritium contaminated -machine pump oil, a graphic, extrapolation method was proposed to determine tritium in the contaminated oil. 28) An isotope of hydrogen with mass number greater than 1; deuterium or tritium. 29) The TA31RCO incorporates dual-illumination technology using a combination of fiber optics and self-luminous tritium. 30) And low- (or no-) light reading is no problem, thanks to self-powered tritium hands and markers. 1) Tritium is one of the mildest radioactive isotopes. 31) And that's the way you make your tritium. But fortunately, if you can do this fusion reaction, you've got a neutron, so you can make that happen. 32) The influence of a palladium catalyst on the microwave tritium labelling reaction and dehalogenation or addition of the starting materials are discussed. 33) An advanced technique, the ion beam tritium labelling method (IBTL) , used for labelling proteins, peptides and other nonvolatile organic compounds is introduced. 34) It describes the state of interdisciplinary research in radiochemistry, tritium storage, semiconductor fabrication, integration into MEMS and other electronic devices, and much more. 35) Tritium labeled thymine deoxyriboside ( [ 3 H ] TdR ) uptake was measured to observe DNA synthesis. 36) HTO was also migrated to the adjacent land soil and absorbed by land crop plants, within one and half months the land system contained 24% of the total tritium in the aquatic system. 37) Meanwhile the same blogs can't stop yakking about Tritium Leaks at Vermont Yankee NPP. 38) H - NSP is current important reagent for introduction of tritium into proteins and polypeptide. 38) Wish you can benefit from our online sentence dictionary and make progress every day! 39) Dynamic theoretical model for heavy water detritiation combined electrolysis catalysis exchange system was built to investigate the tritium space distribution and dynamic behavior. 40) The new phenomenon of "tritium well depth and tritium well time" during the fusion reactor start-up phase is studied using the SWITRIM code package. 41) This radiation triggers a fusion reaction between the tritium and deuterium isotopes of hydrogen produced by the irradiated compound. A thermonuclear explosion follows. 42) Lithium - contained materials are often used as tritium breeders in the fusion reactor or fusion - fission reactor. 43) The tritium of HTO was existed in two forms in the sediments and aquatics, free water (HTO) and bound tritium. 44) The fuel will be made from two heavy forms of hydrogen, called deuterium and tritium. 45) Every fusion reaction devours exactly one tritium ion and produces exactly one neutron. 46) The Energy Secretary hopes to bring on line a safer new tritium production reactor. 47) The article describes a tritium monitoring system, the flow proportional counter, that is applied for the online measurement of the tritium system. 48) The difference in their DNA synthesis inhibition rate and radiosensitivity were expressed by tritium incorporation method. 49) More reactive are the heavier isotopes of hydrogen, deuterium and tritium. 50) For a typical D T fusion reactor, the time dependent evolution of core plasma temperature, the distribution function of tritium and the reactivity enhancement have been calculated. 51) The monitoring of urine tritium of professional workers with direct measurements is studied. 52) The method gives sensitivity enough to simply determine the concentration of urine tritium of professional workers. 53) It enlisted the Tennessee Valley Authority to make some tritium in a power reactor, using the same method it had used at Savannah River, breaking up another material, a form of lithium, with neutrons. |
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