搜索 - 科创

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在表盘上有多条刻度线，对应不同的被测量，读数时要在相应的刻度线上读取数值。为提高测量精度尽量使指针处于中间位置。测量值的读取：将测量时指针所标识的读数乘以量程倍率，才是所测之值。

文件下载

加载中...

你在 {{ downloadTime }} 下载过当前文件。

文件名称：{{ resource.defaultFile.name }}

下载次数：{{ resource.hits }}

上传用户：{{ uploader.username }}

所需积分：{{ costScores }}，{{ holdScores }}下载当前附件免费{{ description }}

下载地址：{{ l.name }}

积分不足，去充值

文件已丢失

当前账号的附件下载数量限制如下：

时段	个数
{{f.startingTime}}点 - {{f.endTime}}点	{{f.fileCount}}

约找到 4042 条结果，耗时 0.189 秒

当前账号的附件下载数量限制如下：