“doughnut”的概念、定义、翻译、参考文献-科学参考

单词	doughnut
释义	doughnut [`dō´nǝt] ^NUCLEONICS 1. Also spelled donut. 2. The toroidal vacuum chamber in which electrons are accelerated in a betatron or synchrotron. Also known as toroid. 3. An assembly of enriched fissionable material, often doughnut-shaped, used in a thermal reactor to provide a local increase in fast neutron flux for experimental purposes. ^{PETROLEUM ENGINEERING} A ring of wedges or a threaded, tapered ring that supports a pipe string.
随便看	anchorage deformation anchorage-dependent cell anchorage slip anchorage zone anchor and collar anchor ball anchor block anchor bolster anchor bolt anchor buoy anchor charge anchored bulkhead anchored catalyst anchored dune anchored-type ceramic veneer anchor escapement anchor gear anchor ice anchorite anchor light anchor log anchor nut anchor packer anchor pattern anchor pile

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。