refined zone

基本解釋

The technique of high precision trace neutron transmutation doping of detector grade high resistance zone-refined Si mono-crystal is introduced.
主要介紹探測器級特高阻區(qū)熔硅單晶的高精度微量中子嬗變摻雜技術(shù)。
The conclusion is, by using active flux, the structure of austenitic steel tube weld seam and heat affected zone is improved distinctly and grains are refined;
結(jié)果表明，活性焊劑的加入使奧氏體鋼管焊縫及熱影響區(qū)的組織明顯改善，晶粒細化；
The nodes in the tensile stress zone are automatically refined and the influence domain of a node is defined according to the visibility criterion of a crack barrier.
開發(fā)的結(jié)點自動加密技術(shù)對壩體的拉應(yīng)力區(qū)域進行自動結(jié)點加密，并根據(jù)可視準則確定無單元結(jié)點的影響域。