经过调研与考察就此问题提出建议与设想，供同仁参考。
Through research and investigation, the authors put forward some suggestions and ideas to the colleagues for reference only.
经过调研发现目前适应农田测试条件的传感器不能满足检测需要。
And it has been found that the current sensor adapted to field test conditions can not meet the test requirements after investigation.
经过调研，了解到目前已经研制的系统，还存在着一些问题。1大部分是单任务系统。
Through investigation, we find the following problems to solved1 the developed systems are mostly mono-functioned ones.
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