劳动卫生（Labor hygiene）.docVIP

劳动卫生（Labor hygiene） 0001 silicosis is a systemic disease characterized by lung tissue fibrosis due to long-term inhalation of higher concentrations of dust. Individual selection; labor hygiene; free two silica; two silica; free silica; silicon dioxide; C 0002 production process from the skin inhalation () can cause hypoxia, suffocation and poisoning. Individual selection; labor hygiene; lead gas; manganese dust; aniline; carbon monoxide; C 0003 long hours of exposure to workers can cause cancer. Individual selection, labor hygiene, beta ray noise, carbon monoxide, benzene, D 0004, the most serious harm to human body in pneumoconiosis is (). Single choice labor, sanitary cotton pneumoconiosis, coal dust, lung silicosis, cement pneumoconiosis, C 0005, according to the national standards, the existing production workshop and workshop work environment is highest, noise (calculated according to 8 hours) should not exceed () decibels. Single choice labor hygieneC 0006, a sewer is a chemical plant sewage centralized discharge pipe, into the sewer cleaning sediment, may be exposed to hydrogen sulfide, methane and other toxins. To prevent poisoning, staff must wear (). Single choice labor, health protection, helmet filter, gas mask, oxygen respirator, gauze mask, C 0007, the production workshop of high temperature operation in summer should be considered first when designing cooling measures. Individual selection, labor hygiene, overall natural ventilation, cooling, partial natural ventilation, cooling, mechanical ventilation, cooling, mechanical ventilation, cooling, A 0008 the outdoor ventilation design in summer in Guangzhou is calculated at (c) C. Single choice labor hygieneC 0009 the most common complication of silicosis is (). Individual choice, labor hygiene, hypertension, diabetes mellitus, pulmonary tuberculosis, asthma, C 0010 the most serious diseases caused by chronic benzene poisoning are single choice, labor, health, heart disease, leukemia,