一种定位和剪开基因链的方法叫做“锌指”——由基因链组成的蛋白质，它可以通过高特异性辨识到DNA的“接头”，并和DNA相互连接起来。
One approach for locating and snipping DNA strands involves "zinc fingers" - proteins that bind to DNA and can be linked together to recognise extended stretches of DNA with very high specificity.
探讨了斜面焊接接头超声波探伤中缺陷定位的方法，可供现场施工实际探伤时采用。
This paper introduces the method to the defect location in the scarf welding joint by ultrasonic test, which can be adopted in the construction site.
使用一个柔性接头将测井管串与爬行器段隔开，以实现连续工具串在井内的定位和居中。
The logging string was decoupled from the tractor section using a flex joint to enable consistent tool positioning and centralization in the well.
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