【单选题】因长期保管的文件是()。
B.
船舶电台通信导航设备管理登记簿和维修保养记录簿
【多选题】以下对方格标注法的描述正确的有?
A.
方格标注法通常是在被标注图形较为复杂、形态变化无规律、标注尺寸不方便时使用
B.
方格标注法需要选取被标注图形的局部尺寸作为基准参数单位
C.
方格标注法是以单元正方形的底纹方格作为绘制参照物
D.
方格标注法可以在单元方格中增加对角线,以此进一步提高标注精度
【简答题】Andrew works in a sports centre, ________people to use the gym equipment. [A] instructed [B] instructing [C] to instruct [D] instruct
【单选题】Gadgets with a Sporting Chance Consumer electronics: New sports equipment, from tennis rackets to running shoes, uses processing power to enhance performance. Is that fair? Why should aspiring athlete...
【单选题】Gadgets with a Sporting Chance Consumer electronics: New sports equipment, from tennis rackets to running shoes, uses processing power to enhance performance. Is that fair? Why should aspiring athlete...
【单选题】He works in a sports centre instructing people in the use of the gym equipment.