The special phenomena of less or even no hydrogen flake occurrence in the hot saw rail specimens from China plateau steel plants, because there is low hydrogen content in molten steel, are discussed.
对我国攀钢和包钢两个高原钢厂生产重轨由于钢水中的含氢量很低、在热锯轨头中白点发生率极低，甚至不出白点的现象进行了分析，讨论。
The relationship between the soil water content from the jointing of wheat to the heading and Numbers of grains of every ear of wheat is the closest in the dry farming regions of the Loess Plateau.
在黄土高原旱作区，小麦拔节至抽穗期土壤贮水量与穗粒数，灌浆至乳熟期土壤贮水量与穗粒重的关系最为密切。
It is shown that with the content of CB raised, the burning rate of the propellant is increased and their plateau (or mesa) zone translate into higher pressure;
指出随着炭黑含量的增加，推进剂燃速也增加，平台或麦撒燃烧区向高压移动；
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