The phrase "a main stream of" is not correct as it should be "a mainstream of." You can use it when referring to a dominant trend or prevailing current in a particular field or context.
Example: "The documentary explores a mainstream of thought in contemporary art that challenges traditional boundaries."
Alternatives: "a prevailing trend of" or "a dominant current of."
The drainage area of the catchment is 1,263 km2 with a main stream length of 79.4 km.
Ventilation airflow and changes in CO2 concentration were recorded by ordinary Y-piece flow sensor and a main stream capnometer of the Servo-i ventilator.
The influences of these parameters on the transpiration cooling of the strut were analyzed for a main stream Mach number of 2.5 and a total temperature of 1920 K.
Special Issues are a supplement to our main stream of regular papers.
While risk assessment is a requirement and in the main stream of the safety management of radioactive disposal facilities, it is really just beginning to make its move into the world of solid waste management.
The Vietnamese fear losses of fish and agricultural production in the fertile Mekong delta, and have demanded a moratorium on dams on the main stream of the Mekong for ten years.On the other side of the argument is Thailand, which has a huge private-sector stake in the dam.
In addition, a single purpose reservoir on the main stream of the Damodar at Tenughat and upstream of Panchet dam was constructed later in 1978.
Soon after the recognition of ash fall, scientists of Hot Springs Research Institute of Kanagawa Prefecture HSRII) formed a joint team with MOT-JMA to investigate the eruption center and discovered a mud flow going down the main stream of the Owakuzawa River in the bottom of Owakudani valley (Fig. 12a).
The BCPA merely allows the government to "construct, operate, and maintain a dam and incidental works in the main stream of the Colorado River at Black Canyon or Boulder Canyon".
These dendritic fields tend to be oriented more or less perpendicular to the main stream of incoming fibers, and such an arrangement could result in fewer contacts with individual neurons but also with a larger number of neurons, i.e., a form of divergence.
