The phrase "are mainly oriented" is correct and usable in written English.
It can be used to describe the primary focus or direction of a subject or group.
Example: "The research findings indicate that the participants are mainly oriented towards sustainable practices in their daily lives."
Alternatives: "are primarily focused" or "are chiefly directed".
The analysis revealed that the three tools are biased towards the environmental dimension and are mainly oriented to developed countries.
Brooks's sister lodges —Kulik Lodge and the intimate, six-guest Grosvenor Lodge — are mainly oriented to fishing — but there's more at Brooks than abundant supplies of rainbow trout and arctic grayling.
The selection and analysis of policy instruments are mainly oriented at their technical effectiveness and financial feasibility while social sustainability plays a minor role.
Since the 60-GHz communications are mainly oriented toward high-speed transmissions, the date rate is very huge and the frame length is therefore extremely long.
Compared to the fractures in Sauerlach Th2 and Th3 which are mainly oriented ENE-WSW, they are identified to be closing within the observed stress field.
However, TPP membership would also have a negative impact on certain industries (particularly those industries that are mainly oriented towards the domestic market), SMEs, and young people.
The I.R.A. is mainly oriented to retirement, with a 10percentt penalty on withdrawals before the age of 59 1/2.
The fibers were mainly oriented circumferentially in the outer adventitia and media.
This analysis is mainly oriented towards the performance evaluation of the induction motor when highly variable velocity profiles are imposed.
MSCs that were delivered via intraspinal injection were mainly oriented perpendicular to the plane of the spinal cord and remained largely restricted to the lesion site.
The method is mainly oriented to early design application, allowing the identification of fireproofing zones in the initial phases of lay-out definition.
