Question 20. With respect to articles 7 and 10 of the Covenant, please comment on the extent to which the laws that specifically protect children from particular health risks in the workplace apply uniformly across the industries.
问题20-关于《公约》第七条和第十条，请评述专门保护儿童不受工作场所特殊健康危险的法律在多大程度上统一适用于所有行业。