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【单选题】
CaCl 2 的摩尔电导率与其离子的摩尔电导率的关系是A.
= +
B.
= +
C.
= +2
D.
= 2( + )
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【简答题】哪类属于高温高湿作业
【简答题】在进出口业务中，进口人收到货物后，发现货物与合同规定不符时，在任何时候都可以向供货方索赔。( )
【单选题】In an outdoor bridge link， what is calculated by using this formula： transmitter power + antennagain - insertion OR cable loss（）？
A.
Fresnel zone
B.
SNR
C.
SLR
D.
PoE
E.
EIRP
【单选题】有下列哪一种情形的属于劣药
A.
药品所含成分的名称与国家药品标准规定不符合的
B.
超过有效期
C.
未取得批准文号生产的
D.
变质不能药用的
E.
被污染不能药用的
【单选题】The ras oncogene in Clark T. ’ s malignant polyp differs from the c-ras proto-oncogene only in the region that encodes the N terminus of theprotein. This portion of the normal and mutant sequences is ...
A.
An insertion that disrupts the reading frame of the protein
B.
A deletion that disrupts the reading frame of the protein
C.
A missense mutation that changes one amino acid within the protein
D.
A silent mutation that produces no change in the amino acid sequence of the protein
E.
An early termination that creates a stop codon in the reading frame of the protein
【单选题】In order to avoid misconnections due to a failed node in an MS-SPRing， Alarm Indication Signals （AISs） are sent on every channel normally terminating in that node. What is the name of this process？（）
A.
bridging
B.
switching
C.
squelching
D.
nodal bypass
E.
node failure insertion
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