It is difficult to calculate the penetration rate ( ROP ) of percussion drilling.

钻井机械钻速预测是难题.

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What is the average penetration rate today?

今天的平均机械钻速是 多少 ?

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High brightness, full penetration rate; Used for bottom diffusion of backlit under LCD.

辉度高, 全透过率高; 用于LCD背光源下扩散.

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The penetration rate of computers will be raised to exceed 4 percent by 2005.

提高计算机普及率,2005年达到4%以上.

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The skin penetration rate of CYA can be substantially improved by using appropriate conditions.

在适当条件下,CYA不仅可以透过皮肤而且透过率很大.

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High brightness, full penetration rate; Used for top diffusion of backlit under LCD.

辉度高, 全透过率高; 用于LCD背光源上扩散.

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In addition, ink drying rate about free binders of penetration rate results in ink, lack luster.

此外, 油不朱潮湿速率功缓,拆开料的纪律分泌度增增,会导致不朱色昏暗, 充分光华.

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This study investigates the indices for measuring penetration rate and the relationship among various factors.

本研究之目的在探讨穿透率之表示方法,与其各种影响因子的关系.

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Generally, a corrosion penetration rate of 1 mpy or less is considered acceptable for long - term compatibility.

一般来说, 认为1mpy或更小的腐蚀穿透率对于 长期 的相容性来说是可以接受的.

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