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【单选题】
关于百日咳菌的生物学性状，下列哪项是错误的
A.
革兰阴性小杆菌，可形成荚膜和菌
B.
不发酵任何糖类
C.
分离培养需选用BG培养基
D.
常发生光滑型粗糙型变异
E.
抵抗力较强，耐干燥，日光照射数小时才死亡
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参考答案：
举一反三
【单选题】If two mooring lines are to be placed on the same bollard，which method is BEST?______.
A.
Place the eye from the forward line on the bollard and then place the eye from the second line directly over the first
B.
It makes no difference how the lines are placed
C.
Place the eye from either line on the bollard，and then bring the eye of the other line up through the eye of the first，and place it on the bollard
D.
Place both eyes on the bollard，in any manner，but lead both lines to the same winch head on the vessel and secure them on the winch
查看完整题目与答案
【单选题】Which method is used to develop a simple model that assumes that weighted averages of recent periods are the best predictors of the future?
A.
Naive
B.
Moving averages
C.
Exponential smoothing
D.
Naïve model squared
查看完整题目与答案
【多选题】化学发光免疫分析仪基本原理中,发光可以分为()
A.
光照发光
B.
生物发光
C.
物理发光
D.
化学发光
查看完整题目与答案
【单选题】以下哪种贴图可以自发光( )
A.
折射
B.
自发光
C.
不透明度
D.
漫反射
查看完整题目与答案
【多选题】机场助航灯具发光方向可以是（）。
A.
单向发光
B.
全向发光
C.
全向定向发光
D.
双向发光
E.
侧向发光
查看完整题目与答案
【单选题】Which method is likely to___the best results?
A.
product
B.
produce
C.
productive
D.
productivity
查看完整题目与答案
【多选题】可以发光的材料和器件很多,在显示领域,主要的发光器件有( )
A.
发光二极管 LED
B.
有机发光二极管 OLED
C.
荧光粉发光
D.
液晶分子发光
查看完整题目与答案
【单选题】which is the best method to access fetal damage in a diabetic mother in 1 st trimester is
A.
Blood sugar estimation
B.
Urine ketone assay
C.
Amniocentesis for sugar level
D.
Glycosylated Hb
查看完整题目与答案
【单选题】Which is the best storage method in the world today?( )
A.
CA storage
B.
Low pressure storage
C.
Low temperature storage
D.
Irradiation storage
查看完整题目与答案
【单选题】Which method is best for onions in skin removal process ?
A.
Mechanical
B.
Chemical
C.
Thermal
D.
Flame
查看完整题目与答案
相关题目：
【单选题】If two mooring lines are to be placed on the same bollard，which method is BEST?______.
A.
Place the eye from the forward line on the bollard and then place the eye from the second line directly over the first
B.
It makes no difference how the lines are placed
C.
Place the eye from either line on the bollard，and then bring the eye of the other line up through the eye of the first，and place it on the bollard
D.
Place both eyes on the bollard，in any manner，but lead both lines to the same winch head on the vessel and secure them on the winch
查看完整题目与答案
【单选题】Which method is used to develop a simple model that assumes that weighted averages of recent periods are the best predictors of the future?
A.
Naive
B.
Moving averages
C.
Exponential smoothing
D.
Naïve model squared
查看完整题目与答案
【多选题】化学发光免疫分析仪基本原理中,发光可以分为()
A.
光照发光
B.
生物发光
C.
物理发光
D.
化学发光
查看完整题目与答案
【单选题】以下哪种贴图可以自发光( )
A.
折射
B.
自发光
C.
不透明度
D.
漫反射
查看完整题目与答案
【多选题】机场助航灯具发光方向可以是（）。
A.
单向发光
B.
全向发光
C.
全向定向发光
D.
双向发光
E.
侧向发光
查看完整题目与答案
【单选题】Which method is likely to___the best results?
A.
product
B.
produce
C.
productive
D.
productivity
查看完整题目与答案
【多选题】可以发光的材料和器件很多,在显示领域,主要的发光器件有( )
A.
发光二极管 LED
B.
有机发光二极管 OLED
C.
荧光粉发光
D.
液晶分子发光
查看完整题目与答案
【单选题】which is the best method to access fetal damage in a diabetic mother in 1 st trimester is
A.
Blood sugar estimation
B.
Urine ketone assay
C.
Amniocentesis for sugar level
D.
Glycosylated Hb
查看完整题目与答案
【单选题】Which is the best storage method in the world today?( )
A.
CA storage
B.
Low pressure storage
C.
Low temperature storage
D.
Irradiation storage
查看完整题目与答案
【单选题】Which method is best for onions in skin removal process ?
A.
Mechanical
B.
Chemical
C.
Thermal
D.
Flame
查看完整题目与答案
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