The whole thing is electrified. At the corners of the complex are concrete towers, their tops bristling with searchlights, scanning gear, and automated SENTRY GUNS.
围墙的每个角落都建有一座高塔上面林立着探照灯扫描设备以及自动机枪。
The metallurgical structure and fracture morphology on gear transmission shaft of 45 steel were analyzed by means of optical microscope and scanning electron microscope.
采用光学显微镜、扫描电镜等分析手段,对45钢大齿轮传动轴断裂表面的金相组织、断口形貌进行了分析和检测。
Experimental techniques such as optical microscopy and scanning electron microscopy were used to study fracture of press eccentric gear main shaft.
采用扫描电镜及光学显微镜对压力机偏心齿轮主轴断口进行了系统的分析。
By means of optical-microscopy, scanning election microscopy (SEM), and election diffraction spectrometer (EDS) etc., the crack of gear was analyzed, the reason of the failure is found.
采用光学显微镜、扫描电子显微镜和电子能谱仪等方法对开裂齿轮进行了分析。
In this paper, a method of using single laser — beam spiral scanning to treat the tooth surface of standard spur gear is proposed.
提出标准直齿圆柱齿轮轮齿表面应用单激光束螺旋扫描的处理方法。
The results show that, by the scanning method, we may obtain well-distributed hardness and approximately ideal distribution of hardened layer on gear surface.
采用该工艺,可得到均匀的齿面硬度和较为理想的齿面硬化层分布状态。
The results show that, by the scanning method, we may obtain well-distributed hardness and approximately ideal distribution of hardened layer on gear surface.
采用该工艺,可得到均匀的齿面硬度和较为理想的齿面硬化层分布状态。
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