Based on the principle of new barrel theory, this paper probed into the digital library, strengthen the network security protection measures.
文章根据新木桶理论的原理，探讨了加强数字图书馆网络安全防护的措施。
The working principle and energy conservation of pin, screw and temperature control equipment in pin barrel cold feed extruder were described.
介绍了销钉机筒冷喂料挤出机中销钉、螺杆及其新型温控装置的工作原理，论述了上述元件节能的理论依据。
This paper introduces the principle of double barrel drum mix plant and the application in producing the asphalt mixture, aiming at the rounding town project of Foshan.
阐述了双滚筒连续式拌和楼的工作原理，并以佛山一环城际快速路为工程依托，介绍其在沥青混合料生产中的应用。
This paper discusses the design idea of barrel-emptying of barreled bitumen devices, introduces the design of a new model of these devices, its operation principle and heat calculation method etc.
本文就筒装沥青脱筒工艺及装置的设计思想作了探讨，设计了一种新型筒装沥青脱筒装置，并对其工作原理和热计算方法等作了介绍。
This paper given here describes the structures, working principle and application conditions of new type machine the scrolled barrel made in foreign countries.
本文介绍了国外研制的新型螺旋滚筒分选机的结构、工作原理和应用。
The practical principle of the electric equipment automation for heat wind barrel type dryer was introduced in this paper and the outside equipment joint and the software program method were showed.
介绍了热风桶式烘干机电气设备自动化的实现原理，给出了外围设备连接和软件编程方法。
The mechanical principle and the manufacture of the steel barrel type barer, and its operation in the substation ground network construction have been introduced.
介绍了钢管式钻具的制作、构造原理，以及在变电所接地网敷设中的应用情况。
Then every technology was studied according to the structure and principle of gun barrel. In the end, a suitable method to extend the erosion life of gun barrel was propose…
并在分析火炮身管的结构特点和工作特点的基础上，确定了一种比较理想的身管延寿技术。
Then every technology was studied according to the structure and principle of gun barrel. In the end, a suitable method to extend the erosion life of gun barrel was propose…
并在分析火炮身管的结构特点和工作特点的基础上，确定了一种比较理想的身管延寿技术。
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