TIG焊有哪几种方式,其适用范围如何?
简述薪酬制度的设计原则。
It is quite()for an SES operator to send a distress alert. ["easy and expensive","simple and certain","dangerous and stable","difficult and compulsory"]
二进制码“1110101110010000”是部颁CDT206的同步码。
除了主要的学习律(其中最主要的是效果律)之外,桑代克还提出了一些从属的附律() ["多重反应律","定势(set)律","选择性反应(selectiveresponse)律","同化(assimilation)律","联想性转换(associativeshifting)律"]
简述编写工作说明书的基本要求。