在质量功能展开（QFD，Quality Function Deployment）中，首要的工作是（）.
A. 客户竞争评估
B. 技术竞争评估
C. 决定客户需求
D. 评估设计特色
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The Certificate of Inspection for a containership （）.
A. is issued by the Coast Guard and is usually valid for 2 years
B. must be posted under transparent material near the officers' licenses
C. lists all of the stability limitations and conditions imposed on the vessel
D. shows the due date of the quadrennial test of the cargo gear
在渐进镜片中（）位于颞侧隐形小刻印下方。
A. 棱镜度
B. 下加光度
C. 远用参考圈
D. 近用参考圈
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