PLA自动泊车辅助系统的制动辅助功能是指车速在2km/h以上时，车辆即将碰上障碍物时

(71) analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the (72) for designing and constructing an improved system. (73) is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called (74) . (75) is another such technique that integrates data and process concerns into constructs called objects.

A．Structured analysis
B．Information Engineering
C．Discovery Prototyping
D．Object-Oriented analysis

执行以下“for(i=1;i++＜=4;i++);”语句后，变量i的值是______。

设备故障诊断既要保证设备的安全可靠运行，又要获取更大的（）和（）。

牛顿评价心流体验之所以美好是因为它具有未知的神秘。

照度均匀的标志是：场内最大，最小照度分别与均匀照度之差小于等于平均照度的（）。

A.1/2

B.1/3

C.1/4

D.1/5