一座储存有樟脑、油纸及其制品的仓库火灾危险性应为甲类。()
参考答案:错
图10-46所示电路的谐振频率应为()。
A.1/LC
B.0.5/LC
C.2/LC
D.4/LC
汉译英:“一式两份;一式三份;一式四份”,正确的翻译为()
A. in duplicate; in quadruplicate; in triplicate
B. in quadruplicate; in triplicate; in duplicate
C. in triplicate; in duplicate; in quadruplicate
D. in duplicate; in triplicate; in quadruplicate