In order to grade the used bits, IADC published the Three Point Dull bit Grading Scheme.
为了对已使用的钻头进行磨损定级，IADC制定了T - B - G钻头磨损三位定级方法。
Because it cannot fully evaluate the dull bit characteristics, IADC published the Eight Point dull bit Grading scheme to replace the old scheme.
由于其不能全面反映钻头的磨损情况，后来又制定了钻头磨损八位定级方法。
If you don't arouse someone's curiosity or brighten someone's day, you probably come across as being a little bit dull.
如果你不能激起别人的好奇心或点亮别人的生活，你也许会给人留下有点沉闷的印象。
"Our world is dull by comparison - we humans see within a limited range of light wavelengths, and hear just a bit of sound," he says.
“相比之下，我们的世界时枯燥的——我们人类只能看到有限波长的光，有限频率的声音。”他说。
Next year will probably be a bit easier for Mr Stitzer-but it will not be dull.
新的一年里Stitzer先生可能会轻松一些，但也不会过得没啥波澜。
Diamond rings can dull over time, yet with a little bit of toothpaste and a good rinse, they'll be sparkling away in no time.
随着时间的推移，钻戒会失去光泽。但是，用一点牙膏，好好地冲洗一下，它们立马又闪闪发光了。
I know Hainan in summer is a dull season and, the passenger ticket and the hotel price city are a little bit cheaper than winter.
而且我知道海南在夏天是淡季，机票和酒店价格都会比冬天便宜一点。
As weddings can be a bit dull for kids, we held it at London Zoo, which brought all the strands of my life together.
因为婚礼可能让孩子们觉得有点无聊，所以我们在伦敦动物园举行，这场婚礼把我人生中所有的部分都集中在一起了。
The timepiece looks a bit dull to Sophie, but when it takes her on an exciting adventure back to the time of the Romans, she realises it is no ordinary watch after all!
索菲觉得这个闹钟没什么好玩的，可是，当这个闹钟带着索菲回到了罗马时代，经历了一次奇幻的冒险之后，她才意识到这绝不是一个普通的钟表！
The timepiece looks a bit dull to Sophie, but when it takes her on an exciting adventure back to the time of the Romans, she realises it is no ordinary watch after all!
索菲觉得这个闹钟没什么好玩的，可是，当这个闹钟带着索菲回到了罗马时代，经历了一次奇幻的冒险之后，她才意识到这绝不是一个普通的钟表！
应用推荐