improve on

Knotless operation can reduce yarn defects and improve resultant yarn quality on a certain degree.

无接头操作法在一定程度上减低了纱疵,对成纱质量有很好的。

He is looking to improve on his admittedly modest achievements so far.

今为止，他的成就的确不算大，他打算更一步。

At the same time, to levy enough in time and operate macro-economic control well, levier should plan tax by improving on tax laws and enhancing the management of tax.

同样，税主体为了依法尽可能及时足税和发挥好税收的宏观经济调控职能，也需要通过完税法和加强税收管等行税筹划。

Achieves the result of experiment to improve anionic dyes' dyeability on the fabrics with triethanolamine,polyethyleneglycol during finishing.

研究结果表明，整理液中添加三乙醇胺、聚乙二醇可大大提高阴离子染料对交联棉的可染性。