Countries and industries of sand enterprise's production and quality conditions with no requirement.

国家和行业也对砂石企业的生产与质量条件无所要求。

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Sand blasting equipment price system is a kind of production building sand and witnessed than traditional system, special equipment pressure-blasting machine energy-saving 50%.

制砂设备价格是一种生产建筑用砂和石料的专用设备，比传统制砂机节能50%。

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Equivalent to stone production line and making the combination of sand production line.

相当于石料生产线和制砂生产线的结合。

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Increasing oil sand production will not necessarily increase gasoline production.

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"That's what this production should feel like it should feel like fire on the sand, " said Leveaux, who once did a production of Sophocles' "Electra" with Zoe Wanamaker and covered the stage with earth.

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Given the extent to which sand, tar or murderous thugs get in the way of petroleum production, it's no surprise that Shell's engineers see salvation in natural gas.

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