Descripción: “...The main findings of the study are that: social assistance is a key factor within the poverty reduction policy and such policy is the foundation of the poverty reduction policy; an exemplary institutional synergy has resulted from the multi-tiered poverty reduction policy system; the comprehensive poverty reduction policy and the poverty alleviation and development policy have been connected effectively; the grass-roots services and supervision mechanisms have also been continuously improved. ...”

Descripción: “...In this paper we propose the construction of a dynamic goniometer with an incremental encoder using a mechanical transmission between a hinge and a pulley connected to an optical disk. The rotation is detected with an infrared led and a phototransistor. ...”

Descripción: “...The teacher’s role is crucial in the process of awareness on the conservation and preservation of nature by all individuals in the society, as it is from its role as society can get to that long-awaited world for all, becoming generator and propagating awareness point, thereby achieving a connection between understanding the teacher makes the planet and its commitment to him, to look after in the company of his apprentices. ...”