Livestock contribute directly to livelihoods worldwide, providing not only food, but also non-food products, draughtpower and financial security.
畜牧业不仅为全球提供食品，还提供非食用产品、畜力和金融安全，直接有助于提高民生。
2
Lastly, I will emphasize the realize method of characteristic training, intelligent of training simulation, and draught policy of intelligence power marketing training.
最后，着重介绍了个性化培训的实现方法、培训仿真智能化的实现方法、电力营销智能培训牵引策略。
3
The advantages of frequency speed control in forced draught fan for boiler in power plant are set forth by examples.