The phrase "act as a base" is correct and usable in written English.
You can use it when describing something that serves as a foundation or starting point for further development or action.
Example: "The initial research findings will act as a base for our future studies in this area."
Alternatives: "serve as a foundation" or "function as a basis".
Designed to lure investors north, it will showcase Liverpool's business opportunities and act as a base for companies to seduce clients.
Aluminum may act as a base to form salts with acids or as a weak acid to form salts with strong alkalies.
Isis has made inroads in Libya, which is, according to some reports, likely to act as a base for the organisation if it is forced out of Syria and Iraq.
It can act as an acid, it can act as a base, with a pinch of salt it is the solution in which the cell's thousands of chemical reactions take place.
The US – which became the first country to put humans on the moon half a century ago – plans to launch a mini-outpost into lunar orbit to act as a base for manned missions to the moon and, eventually, Mars.
To allow comparison between different studies and their outcomes, it is essential that animal models, fixation devices, surgical procedures and methods of taking measurements are well standardized to produce reliable data pools and act as a base for further directions to orthopaedic and tissue engineering developments, specifically translation into the clinic.
In this instance, water acts as a base.
Literacy acts as a base, enabling populations to understand medicine labeling, access healthcare, and engage with public health programmes.
It acts as a base for the US military, a watchdog on Israeli actions and a prospective member of the EU.
Meanwhile a serving dish acts as a base station into which you can slot your ever-present iPod or expensive two-box CD player if you want a better sound.
Specifically, quartz and iron oxide-coated sands in a tetrachloroethene (PCE /water system containing the organic base (an organic molecule that acts as a base) dodecylamine (DDA) were compared at a variety of scales.
