词汇	连接角
释义	连接角 joint angle
随便看	environment geochemistry environment geological conditions environment geology environment-good-type enterprise environment govemment environment governance environment governed by law environment government environment government by law environment gradi-ent environment gradient ration environment gradients environment greening environmentground noise environment harm environment-harmonious environment harmoniousness environment harmony environment harness environment hazard environment hazard related to coal-mining environment hazards environment health environment-health environment health and safety