单词:face velocity
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Health Report - A Study Looks at Environmental Influences on Children 健康报道 - 美国开始研究环境和遗传因素对儿童的影响 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 One of the
O OBSTETRICS GYNECOLOGY产科学 ONCOLOGY肿瘤学 OPERATIONS RESEARCH MANAGEMENT SCIENCE手术探查 OPHTHALMOLOGY眼科学 ORTHOPEDICS矫形外科学 OTORHINOLARYNGOLOGY耳鼻喉科学 P PARASITOLOG
从下个月起,凡是违犯职业危害法规的中国企业和工厂将被强制关闭,并处以最高额为 30 万元的罚款。 请看《中国日报》的报道: If an employee's health has been affected by dust, toxic substances and othe
By David McAlary 27 June 2006 A new U.S. public health report concludes there is no safe level of environmental tobacco smoke. The nation's top public health physician, the Surgeon General, says inhaling someone else's tobacco smoke leads to an imme
Tyler Environmental Prize Winners: Pollution's Effects Far-Reaching Nearly half of the worlds people use biomass fuels such as wood or dried dung to cook their food, and many cook indoors. Professor Kirk Smith of the University of California, Berkele
BEIJING, April 16 (Xinhua) -- The Ministry of Health (MOH) said on Monday that it will upgrade a service network for the prevention and treatment of occupational diseases in line with a newly-amended law. China's top legislature adopted an amendment