The phrase "a certain trade" is correct and usable in written English.
It can be used when referring to a specific type of profession or business without naming it directly.
Example: "He has been involved in a certain trade for many years, but he prefers to keep the details private."
Alternatives: "a particular profession" or "a specific occupation".
Unless he and Jensen and Prince agree that a certain trade makes sense, the firm doesn't make it.
However, the mere fact that a certain trade is client-driven doesn't mean it is socially useful.
They are sometimes offered to people from a named village, town or region or to those whose parents followed a certain trade or profession.
But there was a certain trade camaraderie as well as competition egging each other on when everyone was hugger-mugger in the same place.
To help a foreman expedite the speed of generating a daily BOM consisting of MTS materials, this research develops a concept referred to as a smallest workface boundary (SWFB) - a boundary that encapsulates a set of level of development (LOD) 400 elements in the smallest workable unit for a certain trade with the objective of assisting a foreman in quickly generating a daily BOM.
By law they can charge a maximum of 1% interest a month on loans, and membership is usually, but not always, restricted to people who live in a specific area, work for one employer or belong to a certain trade union.
Dealing with Putin always involved a certain trade-off for America: accepting a degree of Putin authoritarianism in return for cooperation on global issues that mattered to us, as long as Putin "sort of" kept Russia moving toward a more open, consensual society.
There is a certain trade-off between reducing the simulation CPU time and calculating the optimal solution.
More specifically, when a multi-objective approach is involved in the designing process, a certain trade-off between conflicting criteria needs to be fulfilled.
Of course, this means a certain trade-off in privacy, but as someone who has experienced recurrent episodes of major depressive disorder since I was in my early teens, including ones that have impacted my ability to work or keep up with relationships, it's one that I would seriously consider making.
