There is sufficient lighting on: Production, revising, finishing, inspection, packing and loading areas?

足够的照明上：出产，返工，加工，检修，包装及装载的区域？

youdao

There is sufficient lighting on: Production, revising, finishing, inspection, packing and loading areas?

足够的照明上：出产，返工，加工，检修，包装及装载的区域？

youdao