The oxygen injection by top lance and side lance can increase the effective stirring power and enhance heat transfer efficiency.

通过顶枪、侧枪吹氧，可以提高搅拌能，提高传热效率。

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The effects of bottom blowing flow rate, top blowing flow rate and top lance level on mixed time in iron bath of smelting reduction furnace were studied with water modeling.

通过铁浴式熔融还原炉的水力学模型，实验研究了底吹流量、顶枪流量和顶枪枪位对熔融还原炉内混匀时间的影响。

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Advanced equipment and process of secondary steelmaking are adopted in the combustion system of Baosteel No. 2 RH, which consists of stand by burner and multifunctional top lance systems.

宝钢二号RH装置的加热系统引进了世界上先进的炉外精炼工艺与设备，由预热和多功能顶枪系统两大部分组成。

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My guess is that Lance can win, but only if other top contenders make big mistakes.

FORBES: Last Chance To See Lance

As they unpack the brand-new sneakers, canned ham, chocolates and packages of Top Ramen noodles, it's clear that what Lance and Virgil really want for Christmas won't fit in a 20-by-20-inch cardboard box.

NPR: Gift Boxes Help Migrant Filipinos Keep Ties to Home

Lance fans who made it to the finish line at the top of the alpine ski resort of Courchevel went wild as their hero took back the leading rider's yellow jersey in a ceremony just after the race.

NPR: Armstrong Back in Yellow in Mountains