increase in weight meaning in Chinese

重量增加

The bottle needs to be more sold and i thought a 25 % increase in weight would make it better , it did not
瓶子应该可以卖得更多一些，我认为重量增加25 %的话就会好很多，但是现在这种瓶子不行。
Results from the study further suggest that girls within the risk groups for hypertension and metabolic syndrome also had significantly greater increases in weight and fat mass between the ages of 5 and 13 compared to the other two groups
进一步的研究结果表明，有患高血压和代谢综合征风险的那一组女孩子在5 - 13岁之间与其它两组比较，肥胖的几率明显增加。