过电流继电器是在电路中发生()或严重过载时,迅速切断电源的保护电器。
参考答案:短路
望妇人面色,若画色淡白无华者多为
A.脾虚B.气虚C.阳虚D.血虚E.阴虚
The approach we propose is a system-oriented methodology for knowledge acquisition, this orientation emphasizes ongoing documentation throughout each cycle and technique applied. Program-wide documentation is suggested, both for the purpose of internal (91) and for later verification and (92) efforts. The documentation system we propose includes a central "knowledge acquisition (93) " which is (94) to reflect knowledge acquisition plans, session nodes, and domain expert participation. Specifically, (95) within the database system include knowledge acquisition forms, which document plans for, and notes from, knowledge acquisition session, domain expert file, and rule content forms.
(93)是()
A.dataset
B.collection
C.file
D.database