枪是一种机械，它不会常用常新，而且肯定会逐渐磨损。
Your gun is a mechanical device which will not last forever and is subject to wear.
常用轴封装置有填料密封和机械密封两种。
Common seal installations fill two mechanical seals and seal.
机械冲孔桩是岩溶地区桩基施工常用的施工方法。
Mechanical punching Pile Foundation construction in Karst Region is commonly used construction method.
它是机械结构中最常用的连杆机构。
It is the most commonly used linkage mechanism in machine construction.
功率谱分析是机械故障诊断技术中精密诊断的常用方法。
Power Spectrum Analysis is a common method for precise detection in mechanical fault diagnosis.
沥青路面铣刨机是一种常用的路面养护机械。
Bituminous road asphalt pavement planer is a kind of popular road maintenance equipment.
介绍机械密封常用的密封面载荷、比载荷和载荷系数。
The concepts of load, unit load and loading factor are introduced.
物理模型是现代机械设计中常用的方法。
Physical model is one of the most useful methodology often applied in modern machine design.
目前，在机械加工工厂里，螺钉旋具和丝锥是较为常用的两种五金工具。
At present, screwdriver and screw tap are hardware which is often used in machining factory.
螺旋钻孔机是基建施工中常用的大型灌注桩施工机械。
Etarth auger is a large piling driver most in use for civil construction.
本文详细阐述工程机械中常用的铅酸蓄电池的结构、特性、使用和维护。
Research on active-substance availability of positive electrode in lead acid battery;
本文详细阐述工程机械中常用的铅酸蓄电池的结构、特性、使用和维护。
Research on active-substance availability of positive electrode in lead acid battery;
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