Overbased calcium sulfonate complex lubricating grease has excellent comprehensive performance and is called a new kind of multipurpose grease, but it stiffens easily.
高碱值复合磺酸钙基润滑脂综合性能优异，被称为全新理念的润滑脂，但容易产生硬化问题。
Electrostatic precipitator has well comprehensive performance, but its collecting efficiency for fine particles is low.
静电除尘器虽然综合性能较好，但它对微细颗粒物的除尘效率并不高。
Performance evaluation for the nation's strategic basic research not only deals with the science value of its innovative outcome, but the comprehensive social economic value of its impacts.
国家战略性基础研究的绩效评估不仅要评价其创新性成果的科学价值，更要评估其广泛的社会经济价值。
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