分析了目前抽油烟罩产品结构上的不足，提出了解决措施。
Analyses problems in the oil smoke extraction hood structures and propose a solution plan.
在这个基础上，提出了改变这些结构性原因的五项措施，期望以此提高海南旅行社行业整体盈利水平。
It also offers five proposals for changing these structural factors to increase the profit margin of Hainan's travel agencies as a whole.
该温度控制系统。软件上采用了改进的增量型PID控制算法，硬件上充分考虑了抗干扰措施，并给出了硬件结构图与软件流程。
This temperature control system used improved PID control arithmetic in software, fully considered measure of anti-jamming in hardware, the chart circuit and software flow chart are offered.
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