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【简答题】
7-4-1 设相对寻址的转移指令占两个字节,第一字节是操作码,第二字节是相对位移量,用补码表示。每当 CPU 从存储器取出一个字节时,即自动完成( PC ) +1 → PC 。 ( 1 )设当前 PC 值为 3000H ,试问转以后的目标地址范围是什么? ( 2 )若当前 PC 值为 2000H ,要求转移到 201BH ,则转移指令第二字节的内容是什么? ( 3 )若当前 PC 值为 2000H ,指令 JMP *-9 的第二字节的内容是什么?
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【简答题】疳证
【简答题】在六味地黄丸的显微定性鉴别中,茯苓的特征为不规则分枝状团块无色,遇水合氯醛液溶化;菌丝无色,直径 μm。
【单选题】An aircraft turbine engine is usually composed of ___________.
A.
compressor, combustion, turbine and exhaust
B.
fan, injector, turbine and exhaust
C.
f an, combustion, turbine and discharger
D.
compressor, combustion, turbine and discharger
【单选题】The basic main components of a gas turbine engine are .
A.
an air inlet, compressor, combustion chambers, the stringer, and exhaust
B.
an air inlet, compressor, combustion chambers, a turbine section, and exhaust
C.
an air inlet, compressor, combustion chambers, a turbine section, and electrostatic conductor
【单选题】The basic main components of a gas turbine engine are .
A.
an air inlet, compressor, combustion chambers, the stringer, and exhaust
B.
an air inlet, compressor, combustion chambers, a turbine section, and electrostatic conductor
C.
an air inlet, compressor, combustion chambers, a turbine section, and exhaust
【单选题】What is the TSR of a wind turbine?
A.
It is the technical safety requirements for a wind turbine
B.
It is the total stress range of the tower
C.
It is the test summary report produced before the turbine leaves the factory
D.
It is the tip speed ratio, the ratio of the speed of the tip of the blade to wind speed
【单选题】目前采用的可以控制军团菌肺炎流行的措施是:
A.
对医院内供水系统和喷雾治疗器定期监测和消毒
B.
注射亚单位疫苗人工免疫
C.
给有免疫抑制的患者服用免疫增强剂
D.
流行期间给易感者注射青霉素
E.
流行期间用乳酸熏蒸消毒居室空气
【单选题】目前采用的可以控制军团菌肺炎流行的措施是:
A.
对医院内供水系统和喷雾治疗器定期监测和消毒
B.
给有免疫抑制的患者服用免疫增强剂
C.
注射亚单位疫苗人工免疫
D.
流行期间给易感者注射青霉素
E.
流行期间用乳酸熏蒸消毒居室空气
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