overbased calcium sulfonate complex lubricating grease has excellent comprehensive performance and is called a new kind of multipurpose grease, but it stiffens easily.
高堿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。
the invention also has low product cost, simple production technology, excellent comprehensive performance and certain competitive advantage compared with the same products on the market;
且产品成本低、生产工艺简单、综合性能优异,与市场上同类产品相比,具有一定的竞争优势。
al-si-cu-re series diecasting alloy with excellent comprehensive performance could be applied to producing some special requirement parts.
证明了铝硅铜稀土系压铸合金具有优良的综合性能,能用于生产某些有着特殊要求的零件。
the present invention has the features of cheap material, simple technological process, excellent comprehensive performance of product and good reproducibility.
本发明工艺所用原料价格便宜,工艺过程简单,所得材料具有综合性能优良和重复性好的特点。