percentage of frequency of wave heights
percentage of poor visibility conditions
sea surface temperatures
amounts of precipitation
第1题:
Control chart theory is based on the differentiation of the causes of variations in quality. Variations may be produced by assignable causes. All of the following are examples of assignable causes except:
A . differences among machines.
B . differences among workers.
C . differences among materials.
D . differences in each of these factors over time.
E . None of the above (all are examples)
第2题:
29 All of the following statements about control charts are true except:
A. Control charts can be used to establish as well as maintain process control
B. control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.
C. all data points outside the control chart limits are variations explained by assignable causes.
D. A and B.
E. B and C
第3题:
A、blood
B、feces
C、saliva
D、semen
第4题:
A.Number of logical partitions
B.Disk where logical volume will reside
C.Size of the logical volume control block
D.Position of the logical volume on the disk
第5题:
Food poisoning can be caused by all the following EXCEPT________.
A.some chemicals
B.low temperatures
C.some tiny living things
D.certain natural materials
由第五段Food should be kept in a refrigerator to stop microorganisms from gnawing.可知low temperatures不能导致Food poisoning
第6题:
195 Control chart theory is based on the differentiation of the causes of variations in quality. Variations may be produced by assignable causes. All of the following are examples of assignable causes except:
A. differences among machines.
B. differences among workers.
C. differences among materials.
D. differences in each of these factors over time.
E. None of the above (all are examples)
第7题:
A. one but all
B. all but one
C. all one but
D. one except all
第8题:
All of the following statements about control charts are true except:
A . Control charts can be used to establish as well as maintain process control
B . control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.
C . all data points outside the control chart limits are variations explained by assignable causes.
D . A and B.
E . B and C
第9题:
Electro-Robo can do all the following EXCEPT .
A. sitting down
B. shaking hands
C. talking
D. walking
第10题:
By listening to the sounds fishes make, man can learn all the following except ______.
A. their sizes
B. the usual pattern of their migrations
C. their environments
D. their habits