盲目降落区的障碍物间隔

Results:The operation completely cured 15cases with no recur rence. 结果:治愈15例,无复发。

Besides,effective oral nursing is adopted to reduce occur rence of complications and ensure the success of operation. 采取有效的口腔护理方法,减少并发症的发生,保证了手术成功。

By using the pulse control, thisproblem has been resolved, which give a rence to similar conttoled object with largepure delayed time constant. 用脉动调节规律较好地解决这一问题，对类似的大纯滞后时间常数的被控制对象的控制有参考意义。

The diff e rence between successful people and others is not whether you make mistakes or even temporarily fail, but how you respond . 成功人士与其他人之间的不同之处不在于是否犯错甚至暂时失败，而是在于如何来面对这些错误与失败。

Excellent noise rejection ;Effectively reduce electromagnetic rence Inverter ; Been widely used in inverter motor drives,elevators other equipment. 优异的噪声抑制能力；有效减少变频器电磁干扰；被广泛应用于变频器，电机驱动，电梯等设备。

Knowledge representation,acquirement ,in fe rence engine of the expert system are presented and diagnosis re-porting as ou tcome is explained to user. 主要介绍了本专家系统的知识表达、获取及推理机等,并以诊断报告的形式将诊断的结果解释给使用者。