Reducing stress is known to help____against heart disease by lowering blood pressure.
A.perform
B.prefer
C.protest
D.protect
A.perform
B.prefer
C.protest
D.protect
ter.
A.appealing
B.attracting
Reducing free surfaces has the effect of lowering the ______.
A.uncorrected KG
B.virtual height of the center of gravity
C.metacenter
D.metacentric height
Which method shown below is acceptable for reducing cost or shortening the schedule?
A."Crashing"
B.Changing scope.
C.Performing activities in parallel rather than in series.
D.All of the above.
E.A and C only.
81 Which method shown below is acceptable for reducing cost or shortening the schedule? A. "Crashing"
B. Changing scope.
C. Performing activities in parallel rather than in series.
D. All of the above.
E. A and C only
A.Reducing(减量化),即减少对资源的开发、利用和消耗
B.Recycling(循环),即资源要循环利用
C.Reusing(资源化),即将废弃物变为可利用的资源
D.三者都居于优先地位
此题为判断题(对,错)。