本文给出了线性系统最经济控制问题的一种解法。
A new method for the most economical structural synthesis of linear control systems is reported in this paper.
经济周期按理说是被控制住了，但是全世界都处于自20世纪30年代以来最严重的经济衰退。
The business cycle was supposedly subdued, yet the world is in the deepest recession since the 1930s.
优选最合理和经济的设计方案，是保证和确定合理造价的前提，也是有效控制工程造价的关键。
Optimizing the most reasonable and economic design program, is the guarantee and determine the premise of the reasonable cost, is the key to effective control of the project cost.
国内外研究均表明：控制高血压最有效、最经济的方法是社区综合防治。
The research indicated that the comprehensive prevention and treatment for hypertension in the community is the most effective and economical way to control hypertension.
体系被国际食品法典委员会认为是迄今为止控制食源性危害的最经济、最有效的手段，是目前国际通行的最具权威性的针对食品生产全过程的安全预防监控体系。
Since now, the HACCP system is considered to be the most economic and efficient means that control the food-source hazards by CAC, which is commonly used aim at the food problem prevention now.
利用抗病品种是控制该病害最经济、有效、有利于环保的途径。
Developing resistant cultivars has been proved to be the most economical, effective and environmentally sound pathway to control this disease.
鲁棒非线性协调控制方法是提高和改善以多机系统为背景的现代电网稳定性最有效、最经济的手段之一。
The robust nonlinear coordinated control is considered to be one of the best ways both in cost and efficacy to enhance and improve the multi-machine system stability.
实践证明，选育和种植抗病品种是控制该病害最经济有效的措施。
It has been proved that breeding and planting disease-resistant cultivars is the most economical and efficient means to control this disease.
实践证明：选育和种植抗病品种是控制该病害最经济有效的防治措施。
The practice proved that planting blast resistance cultivars is an economical and effective way to control the disease.
实践证明：选育和种植抗病品种是控制该病害最经济有效的防治措施。
The practice proved that planting blast resistance cultivars is an economical and effective way to control the disease.
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