He used semi-automated equipment that he pieced together after reading technical publications.

他使用的是自己根据技术刊物拼凑而成的半自动设备。

youdao

Plan, organize and provide technical backstopping to projects, workshops, publications and other activities and events of relevance to science and sustainable development in the sub-region.

UNESCO: Vacancy : Programme Specialist (Natural Sciences) (30/5/2011) (AS/RP/SAM/SC/0005 - (P3))

The Convention concerning the International Exchange encourages and facilitates the exchange of publications between both governmental bodies and non-governmental institutions of an educational, scientific and technical, or cultural nature, which are non-profit-making in character.

UNESCO: UK National Commission for UNESCO - UNESCO Conventions, Recommendations & Declarations in the UK