这颗圆角长方形阶梯型粉钻重达24.78克拉。
A pink round-cornered rectangular step-cut diamond weighing 24.78 carats.
枕形鲜彩蓝钻石，重达6.01克拉，左右两侧各有一颗椭圆形粉钻镶嵌在铂金之上，重量分别为0.46和0.44克拉。
A cushion-shaped fancy vivid blue diamond weighing 6.01 carats, flanked on each side by an oval pink diamond weighing 0.46 and 0.44 carat respectively, mounted in platinum.
钻井过程中，近钻头处钻压、扭矩等钻井工程参数的随钻准确测量对安全、高效钻井是十分重要的。
The measurement of engineering parameters near the bit while drilling is of significant importance for the safety and efficiency in a drilling process.
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