grain field

The result is, in the Qing Dynasty, the structure of natural economy ( Provide for oneself) has local breakthrough, farmers began to enter the field of grain production, especially in tea plant, the tea production technology has been improved to some extent.

得出以下认识：清代福建自给自足的自然经济结构有所突破，农民开始向粮食生产以外的领域进军，尤其是茶叶种植，有种植茶叶的兼营户，还有专业户，茶叶生产技术也得到一定程度的提高。

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The effect of grain size, amplitude and frequency of the applied electric field on the dielectric susceptibility has been investigated.

本章主要研究了晶粒尺寸效应，外加交变电场幅值及频率对介电常数的影响。

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Its field trial showed that the free grain loss is reduced and specially invented windrowing device closely behind the stripping rotor located justified itself by the clear cutting with shorter stubble and being center delivered windrow of the straw.

田间试验表明落粒损失减少，作者发明的设置于摘脱流通筒后面的切割搂集装置工作性能良好：割茬低条铺放在两履带之间。

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And then look: you see the grain-field down yonder?

你看,看到那边的麦田了 吗 ?

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For high rockfill dams, the grain crushing in high stress field may raise the deformation rate of dam body and should be considered in numerical calculation.

对于高堆石坝而言，在高应力场作用下堆石颗粒将明显破碎，从而导致坝体变形率增加，因此，在高坝数值计算中必须考虑颗粒破碎的影响。

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Using "DongKui" bayberry as the test plant, the effects of different antifreeze patterns on grain yield and fruit quality of bayberry grown in mountainous areas were studied in the field experiments.

在连续两年田间试验条件下，以东魁杨梅为供试植物，研究不同抗冻模式对高山杨梅产量和品质的影响。

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Soybeans as being one of the major field crop, not only is it an important grain crop, but it also has been transformed into a considerable industrial crop.

大豆是重要的农产品，不仅是重要的粮食作物，同时已经转变成为更重要的经济作物。

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Author conducted the theoretical researches on the electric properties of grain under non-uniform electric field by the knowledge of dielectric physics and biophysics.

利用电介质物理学和生物物理学知识对非匀强电场中谷物电特性进行了理论研究。

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Field test proved that the real time calibration method significantly improved the measurement accuracy of grain flow.

田间试验证明，通过实时标定，测产系统具备以较高精度进行谷物流量测量的能力。

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By means of researching the relation about variety and thin planting, clarified the thin planting in cold field should select he variety which has mid-maturation or middle early variety, the higher stooling, the bigger ear of grain and the stronger resistance.

通过水稻品种与稀植的关系研究，阐明寒地水稻稀植栽培应选用在当地熟期表现中早熟或中熟、分蘖力较强、穗子偏大、抗逆性强的品种。

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The motion of magnetic domain walls and the variation of MAE intensity in grain-oriented 3% Si-steels acted on by applied tension and a magnetic field have been observed.

本文观察了晶粒取向3%Si-Fe在外加拉应力和磁场作用下，磁畴壁的运动及声发射强度（MAE）变化的一些现象。

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