The early works of direct methods utilized the quasi-linearity of transient energy margin (TEM) to approximate the transient stability limits, which opened an era of this area.
早期直接法将线性度较好的暂态能量裕度用于求取暂态稳定极限，从而开辟了对这一领域的研究。
The results indicate that this kind of energy dissipation function can improve the water flow regime in the stepped spillways and reduce the flow velocity by a wide margin.
结果表明：此种消能工能改善台阶式溢洪道的水流流态，大幅度地减小水流流速。
And the rising price of energy sources and the fierce competition in the market make ceramics an industry with a narrow margin of profit and an industry which bring negative profit.
尤其是近年来，国内能源价格上涨和市场竞争的激烈使得陶瓷产业进入“微利时代”，一些陶瓷外贸企业甚至处于亏损边缘。
Because of the big safe margin of the new type chain, its quality is optimized. As a result, its power loss is decreased and the energy resources are saved.
由于链节安全裕度过大，对链节进行质量优化，降低功耗、节省能源。
Because of the big safe margin of the new type chain, its quality is optimized. As a result, its power loss is decreased and the energy resources are saved.
由于链节安全裕度过大，对链节进行质量优化，降低功耗、节省能源。
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