His stoves could cut the annual co2 emissions of a household by 1-3 tonnes .
而他的炉灶每年能够让一个家庭削减1-3公吨的二氧化碳排放量。
As the chefs stood at their stoves the beams started flashing above them .
厨师们站在他们的炉灶旁,光束开始在他们头顶上闪烁。
That is increasingly possible , because cheap sensors can be embedded in stoves .
这日益成为可能,因为便宜的传感器可以安装到炉子中。
A network of practical engineers around the tropical world is developing the simple stoves needed to make the charcoal .
一群富有实践经验的工程师已在热带地区加紧研发用来生产这种木炭的简易炉具。
Clinton aims to introduce 100 million clean stoves to poor people the world over by 2020 .
克林顿计划在2020年前向世界上的穷人们提供1亿个这种清洁炉子。
But kirk smith , a stove specialist at the university of california at berkeley , points out that most efforts to promote cleaner stoves have flopped .