Glossary entry (derived from question below)
English term or phrase:
easier alternative to rolling out the national grid
Portuguese translation:
alternativa mais fácil do que (a do)(o) arranque/lançamento da rede nacional
English term
Responsible, trustworthy and accurate
Native in: Portuguese (Variant: European/Portugal) 
, Spanish (Variant: Standard-Spain)
Works in: English to Portuguese, Spanish to Portuguese, Portuguese to Spanish, and 6 more.
easier alternative to rolling out the national grid
Dec 10, 2018 20:35: changed "Kudoz queue" from "In queue" to "Public"
Dec 13, 2018 14:36: Matheus Chaud changed "Field" from "Other" to "Tech/Engineering"
Proposed translations
Will do!
Native in: Portuguese (Variant: European/Portugal)
Works in: English to Portuguese, French to Portuguese, German to Portuguese, and 1 more.
alternativa mais fácil do que (a do)(o) arranque/lançamento da rede nacional
Entendo que o que se pretende dizer é que é mais fácil instalar pequenas centrais descentralizadas do que integrar a rede nacional.
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Note added at 33 mins (2018-12-10 21:08:20 GMT)
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Vantagem 1: being cheaper than rolling out the national grid
Vantagem 2: providing a high quality, clean and reliable supply of electricity
Portugal
Maria Teresa Borges de Almeida 
30+ years translating EU documents
Native in: Portuguese (Variant: European/Portugal)
Works in: English to Portuguese, French to Portuguese, Spanish to Portuguese, and 1 more.
alternativa mais fácil para criar a rede nacional
Brazil
32 years engineering/law/contracts
Native in: English (Variant: US) , Portuguese (Variant: Brazilian) 
Works in: English to Portuguese, Portuguese to English
alternativa mais fácil para difundir a rede nacional
Brazil
Punctual and trustworthy
Native in: Portuguese (Variant: Brazilian)
Works in: English to Portuguese, Spanish to Portuguese, French to Portuguese, and 8 more.
Discussion
https://writingexplained.org/rollout-or-roll-out-difference