污泥膨胀大多是由于活性污泥中丝状菌的过量生长引起的。
It is widely accepted that extensive growth of filamentous bacteria in activated sludge is the main cause of sludge bulking.
分析了丝状菌在污水处理中的作用，综述了污水处理系统中丝状菌的生长环境。
This paper analyzes the function of filamentous organisms in the sewage treatment, and summarizes the growth environment of filamentous organisms in sewage treatment system.
局域丝状焦崦的沉积与材料表面化学成分必切相关，其变形成和生长本质上不受材料成分的影响；
The deposition of filamentary coke is closely related to the alloy compositions, but this is not for the lamellar and spheroidal coke.
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