Pneumatic drifter is a new short distance and small bore underground construction machine.
气动穿孔机是一种新型短距离、小直径地下施工机械。
This paper introduces the study on several types of small bore high speed diesel engines with a shallow W type combustion system.
报导了在几种型号小缸径高速柴油机上采用浅W型燃烧系统的研究工作。
The article introduces a method of flow measurement and control in a small-bore piping.
介绍了一种小口径管道中的流量测量与控制的方法。
The flavoring substances contents of fruit beer were measured by headspace sampling and small-bore capillary column GC.
利用顶空进样、小口径毛细管柱气相色谱法测定果啤风味物质的含量。
The invention belongs to the technical field of engineering machinery, and in particular relates to a method and a device for machining small-bore pipeline bevels.
本发明属于工程机械技术领域，具体涉及一种小口径管道坡口加工方法及装置。
Controlled blasting technology that is an excavation mode of small-bore and subordinate blasting row by row is used in construction.
云峰大坝抗滑墩基础开挖工程紧邻大坝，施工中采取了控制爆破技术，即小孔径、逐排分段爆破的开挖方式。
The method and the device can machine the bevels of the small-bore pipeline conveniently, and have the advantages of good quality and high efficiency.
该方法及装置能方便地加工小口径管道坡口，质量好、效率高。
The method and the device can machine the bevels of the small-bore pipeline conveniently, and have the advantages of good quality and high efficiency.
该方法及装置能方便地加工小口径管道坡口，质量好、效率高。
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