【机械装置】油孔钻

oil-hole drill的用法和样例：

例句

The life of the drill and the location accuracy of entering drilling of microvoid are remarkably impr.分析了微小孔钻头轴向振动入钻时特殊的动力学行为及其对入钻定位误差的修正作用。

新概念英语第四册Lesson 13 The search for oil

Lesson 13 The search for oil 探寻石油 First listen and then answer the following question. 听录音，然后回答以下问题。 What do oilmen want to achieve as soon as they strike oil? The deepest holes of all made for oil, and they go down t

发表于:2018-11-27 / 阅读(811) / 评论(0)

新概念英语第四册

Dentist's Drill

Alice: Hello, I'm Alice Stephen: And I'm Stephen.Alice: And this is 6 Minute English! This week were talking about a very commonphobia a fear of the dentist and a possible new treatment. But first of all,Stephen, how does this sound make you feel? In

发表于:2019-01-07 / 阅读(111) / 评论(0)

六分钟英语

VOA标准英语2011--Scientists to Drill Huge Hole in Antarctic Ice

Scientists to Drill Huge Hole in Antarctic Ice Antarctica is the largest reservoir of glacial ice on the planet. An expedition of international scientists is headed to the frozen continent to study why its glaciers are retreating so fast. What they f

发表于:2019-01-13 / 阅读(42) / 评论(0)

VOA标准英语2011年(十一月)

小狐外传第36期:月亮老师

Come on, Fox, said the others. 来吧，小狐其他人说。 It's fun! said Junior. 很好玩的！朱尼尔说。 It's wild! said Carmen. 很刺激的！卡门说。 Fox is scared! said Dexter. 小狐害怕了！德克斯特说。 You're not afraid

发表于:2019-01-29 / 阅读(33) / 评论(0)

小狐外传

VOA慢速英语20060515a

DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways

发表于:2019-01-30 / 阅读(54) / 评论(0)

2006年慢速英语（五）月

万物简史第304期:地下的烈火(12)

And what causes these massive intraplate rupturings? 这种跨板块大地震是怎么发生的？ Something deep within the Earth. 原因在地球深处。 More than that we don't know. 更多的情况我们就不知道了。 By the 1960s scientists

发表于:2019-02-25 / 阅读(56) / 评论(0)

万物简史

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