为了检查一个卵细胞的染色体是否异常，医生用激光在卵细胞外膜上切一小口，通过这个小口抽取极体及其所含的染色体。
To check an egg for chromosomal abnormalities, doctors use a laser to make a small incision in the outer membrane, which allows them to extract the polar body and the chromosomes it contains.
一百五十七页的长度，这本书极惹人喜爱，很容易坐下来一口气读完。
One hundred fifty-seven pages in length, the book is so winsome that it is easy to read in a single sitting.
语音识别部分由软件编程实现，通过串行口编程进行通信，控制单片机，它成功实现控制发光二极管和语音播放的目的。
The voice recognition part is realized by software programming, the microcontroller is controlled by communicating with serial port, it can successfully realize to control the LED and voice broadcast.
利用该方法对V形坡口进行了金属熔化极气体保护电弧焊的跟踪试验，试验结果验证了所用方法的有效性。
Tracking experiment of MIG on V shape welding groove is made with this method, and the experiment result validates the validity of this method.
采用非熔化极惰性气体保护焊，并提高焊口绝缘等级，克服焊口的晶间腐蚀。
To deal with corrosion at weld joint, shielded inert gas are will be used and the insulation grade raised.
例如，能剪切极硬线的省力型斜口钳应该由0.8%碳和一定成分的铬和钒制成。
Can cut very hard line energy type, for example, diagonal cutting pliers should consists of 0.8% carbon and certain components made of chromium and vanadium.
连接条和接线柱的焊接必须使极柱顶部和盖子的铅衬套与连接条环口或接线柱完全熔焊牢固。
Cell connectors and terminal post burning must be done in such a manner that there is complete fusion of the post strap top and the cover lead bushing with the connector ring or terminal post.
说明：由单片机的P1.0口输出音频信号，在P1.0口接三极管以驱动喇叭，最好用两个三极管构成达林顿结构。
Note: P1.0 port by the MCU output audio signal, the P1.0 port access transistor to drive the speakers, the best form with two Darlington transistor structure.
说明：由单片机的P1.0口输出音频信号，在P1.0口接三极管以驱动喇叭，最好用两个三极管构成达林顿结构。
Note: P1.0 port by the MCU output audio signal, the P1.0 port access transistor to drive the speakers, the best form with two Darlington transistor structure.
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