弯制钢丝卡臂的直径一般为() A.0.4~0.5mm B.0.6~0.8mm C.0 发布时间:2017-06-07 05:22 │ 来源:www.tikuol.com 题型:单项选择题 问题: 弯制钢丝卡臂的直径一般为()A.0.4~0.5mmB.0.6~0.8mmC.0.9~1.0mmD.1.1~1.2mmE.1.3~1.5mm
题型:单项选择题 The CPU does not have to look (66) all of RAM to find the spot it needs. But RAM only (67) the data temporarily. As soon as you switch the computer (68) , all that information disappears from the RAM. When you switch the computer on again, the RAM is (69) , and ready (70) a new program and new data.(69)处填()。A.fullB.emptyC.zeroD.blank 查看答案