"has bad effects on" is a correct and usable phrase in written English.
It is typically used to describe negative consequences or impacts of a certain action or situation. Example: Excessive screen time has bad effects on children's cognitive development.
Thus the data imbalance will cause the insufficient study on properties of default sample, which has bad effect on the classification accuracy of both SVM and BP model.
Generally, the existent of heterogeneity in porous medium can result in gas flowing to bigger pore throat which has bad effect on its sweeping efficiency and would cause earlier gas breakthrough.
(R6) Cigarette smoking has bad effect on health … as harmful smoke ('dhuwan') enters inside us … and can create high pressure and heart problem.
Cigarette smoking has bad effect on health … as harmful smoke ('dhuwan') enters inside us … and can create high pressure and heart problem.
As the 1970's taught us, large energy price hikes have bad effects on jobs, inflation, interest rates, real productivity, the little man and big business.
In contrast, many studies suggest that diets which are rich in trans- and saturated fatty acids, such as those containing a lot of deep-fried foods and butter, have bad effects on cognition.
Methods of processing, transporting, and storing fish should be environmentally sound (these methods should not have bad effects on the environment).
Processed carbohydrates and sugar have bad effects on attention span, focusing ability, and activity level.
The highest thermal efficiency was about 0.29 under the condition of the effectiveness of the regenerator being 0.9 and compression ratio being 2. Higher cold side temperature had bad effect on the thermal efficiency but could reduce the size of the heat rejection system.
