raise face

Adding polyacrylic fibre to concrete of face-plate for rockfill dam will prevent from or reduce cracking of concrete, raise deformability of concrete and improve its impermeability, toughness and resistance to freezing and thawing.

聚丙烯纤维的加入能防止和减少混凝土开裂，提高混凝土的变形性能并使防渗、抗冻融性和韧度指标显著提高，因而适用于堆石坝的面板混凝土。

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SMEs, in particular, face many challenges. They have tried hard to raise productivity, improve service standards and reduce labour costs.

本地中小型企业，尤其面对不少困难。它们要提高效率，改善业务，以节省人力。

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Discussion on how to raise mining rate of resourses in sub-level coal caving face

提高放顶煤工作面资源回收率初探

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That is putting pressure on manufacturers to raise prices or face lower margins.

这种情况正给制造商造成涨价或面临利润率下降的压力。

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