a2. J4858C modules in the second packet worked but they are not physically bad, because they physically didn’t suit the switch module properly. (You can’t hear the “click” sound) and they stay loose in the slots of the switches. 正在翻译,请等待... ...
aFor example, if you know that a mammal has part head, and that an elephant has_part trunk you may still want to infer that an elephant has a head. It is therefore useful to label slots according to whether they take single values or multiple values. 例如,如果您知道哺乳动物有部分头,并...