mechanism and causes 机制和动因
The paper analyzes the types, causes and mechanism of the noise and describes the method to reduce and remove the noise.
分析了噪声种类、产生根源及机理。探讨了减小及消除各种噪声影响的方法。
The causes and mechanism of these biological diseases have been analyzed. Prevention and control measures have been investigated.
本研究分析了这些生物病害产生的原因及腐蚀土遗址的机理,并进行了防治措施研究。
The types and characteristics of filamentous causing sludge bulking is presented. The main causes and mechanism of bulking is also analyzed.
介绍了与污泥膨胀有关的丝状菌种类和特性,以及污泥膨胀的影响因素和污泥膨胀的机理。
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