Main clutch: normally opened, multi-plate, powder metallurgy friction plate and hydraulic boostercontrol.
离合器为常开式、多片湿式粉末冶金摩擦片、液压助力操纵。
2
It's a fight that increasingly looks winnable, say health experts with the World Bank's Booster Program for Malaria Control in Africa.
世界银行“推动非洲疟疾防治方案”的卫生专家说，这是一个看起来越来越有可能胜利的战斗。
3
Vice President for the Africa region, Gobind Nankani, says the grant for the Congo is the first project under the Bank’s malaria controlbooster program in Africa.