social ease
2.The first is the medical model, in the light of psychological and social factors on human health are inevitable impact, we need medical personnel in the clinical, physiological during treatment, including the use implied needed, biofeedback, calm, relax, thinking ease and comfort , a variety of psychological and social treatment.
6.If the waste concrete is reclaimed and reused as aggregate to produce recycled aggregate concrete resource as new building materials, the reuse of the waste concrete not only can lower the construction cost, save the natural aggregate resource and alleviate the conflict on aggregate demand and supply, but also can ease the environment pollution, obtaining marked economic benefit, social benefit and environment protection benefit.

