___________[A] life[B] existence[C] survival[D] maintenance
___________
[A] life
[B] existence
[C] survival
[D] maintenance
相关考题：
Life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. Life cycle costing categories include the cost of _____, _____, and _____.A . R D, maintainability, operation and support.B . R D, production, operation and support.C . Acquisition, operations, maintenance.D . Production, operations, maintenance.E . None of the above
74 Life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. Life cycle costing categories include the cost of _____, _____, and _____.A. R D, maintainability, operation and support.B. R D, production, operation and support.C. Acquisition, operations, maintenance.D. Production, operations, maintenance.E. None of the above
156 Life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. Life cycle costing categories include the cost of _____, _____, and _____.A. R D, maintainability, operation and support.B. R D, production, operation and support.C. Acquisition, operations, maintenance.D. Production, operations, maintenance.E. None of the above
There has been several _______ of yellow fever in the past month. A. accidentB. caseC. pointD. existence
The new bill will come into ______ on the day it is passed.A. effectB. useC. serviceD. existence
The accompanying thing of better housing and working conditions in Europe is the longer life of the population:(). A.necessityB. associationC. concomitantD.co-existence
（ ）refers to the process of testing and then eliminating errors.A. Debugging B. Programming C. Analysis D. Maintenance