field observation test

基本解釋

The genetic variation of paulownias natural stem-join characters was studied by means of field observation, field test and statistical analysis.
運(yùn)用野外觀察、田間試驗(yàn)和統(tǒng)計(jì)分析的方法研究泡桐自然接干性狀的遺傳變異規(guī)律。
According to the field observation, model test and theoretical analysis, the schemes for anti-icing method of ship lock gate are put forward in this paper.
文章通過現(xiàn)場觀測、模型試驗(yàn)、理論分析等手段和方法對該問題進(jìn)行了初步研究探討，提出了船閘閘門的防凍防冰措施方案。
By field observation and simulating test of shallow seam longwall mining, the phenomenon of main roof asymmetry breaking is discovered during the first weighting.
依據(jù)典型淺埋煤層工作面的實(shí)測和模擬，發(fā)現(xiàn)了采場老頂初次破斷的非對稱現(xiàn)象。