[判断题]从文献检索的角度来看,一次文献是检索对象,二次文献是检索手段。( )

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• ●    检索式“禽流感 or 预防”的基本含义是（ ）
• ●    检索式“转基因食品 or 安全”不包括的含义是（ ）
• ●    Mainly eat 3 or 4 partly cloudy to overcat occaional rain（）lowly outh moderate or good.
• ●    （）any cae or upected cae of quarantinable dieae，or any cae of eruptive dieae or any death be dicovered，the local quarantine officer mut be notified immediately．
• ●    Should any cae or upected cae of quarantinable dieae，or any cae of eruptive dieae or any death be dicovered，the local Quarantine Officer mut be（）immediately.
• ●    Mater are（）olely reponible for all damage or accident of whatever kind reulting from the navigating or handling of their veel by day or by night.
• ●    系统中雷达状态包括Unknown、Operational（or ON）、Failed（or OFF）、Detached。
• ●    Owner are to be reponible for lo of or damage to the good or delay in delivery of the good only in cae the lo，damage or delay ha been caued by the improper or negligent towage of the good．Thi mean that（）.
• ●    The carrier i liable for lo of or damage to the good or delay in delivery caued by fire，（）the claimant prove that the fire aroe from fault or neglect on the part of the carrier，hi ervant or agent.
• ●    Shutdown price（or point，or rule） 停业价格（或停业点、停业原则）
• ●    翻译：With Average or With Particular Average（WA or WPA）（）
• ●    常用布尔算符有：and、or、not等，当采用同义词进行检索时应当选用的算符是？