It expounds that the key of solving thermal transient sealing problem is to obtain the thermal increment of stud-bolt loading.
阐明了热瞬态密封问题求解的关键是给出螺栓载荷的热态增量；
The lubricating device is the key part of RPV stud hole lubricating machine, therefore, the structure and principle of lubricating device are described.
上油装置是上油机的核心部件，因此重点介绍了上油装置的构造与原理；
The lubricating device is the key part of RPV stud hole lubricating machine, therefore, the structure and principle of lubricating device are described.
上油装置是上油机的核心部件，因此重点介绍了上油装置的构造与原理；
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