比较了平作和垄作下不同保护性耕作方式对土壤水分、温度和作物生长发育和产量的影响。
The influence of different conservation tillage systems under ridge plowing and flat breaking on soil moisture, temperature and crop growth and development and yield have been compared.
研制了一种小型适用于小麦玉米两茬平作区的具有深松、播种、施肥功能的玉米免耕播种机，获国家实用新型专利。
A new corn zero tillage seeder with deep loosening and fertilization function, which can be used to seed corn in wheat corn plantation area, was developed.
通过试验结果与理论、规范比较，考察了不同荷载水平作用下半刚性连接对组合梁性能的影响。
The effect of semi-rigid connections on the performance of composite beams with various loadings was compared with predictions and codes.
本文主要讨论了地震水平作用和结构基底剪力计算之间的吻合问题。
This paper mainly discusses the concidental problem between the effect of horizonal movement caused by earthquake and the calculation of basic structural shear.
本文介绍了加权综合指数法并用此法对本院1993年各科的管理水平作了综合评价。
A weighted composite index method applied to comprehensively evaluating the hospital management is introduced in this article.
本文提出并设计了基于串行作业优先（Sequential-First）公平作业调度策略。
The Sequential-First job-scheduling algorithm is proposed in the thesis.
本文提出并设计了基于串行作业优先（Sequential-First）公平作业调度策略。
The Sequential-First job-scheduling algorithm is proposed in the thesis.
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