机组配套联合作业试验表明，不同机具相互配合、扬长避短，可提高综合施工工效。
The pint tests of a set of equipment shows that proper combination of different types of equipment can increase working efficiency.
通过田间作业试验和技术性能分析，证明该机具有良好的工作质量和可靠的技术性能。
The field experiments and analyses of the technical function have proved that this sowing machine has high working quality and reliable technical function.
把它们当作业余活动或平行的工作从而能认真试验而不用承诺什么。
Try to do these as extracurricular activities or parallel paths so that you can experiment seriously without making a commitment.
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