主页
学科
搜索
账户
常见问题
当前学科：初级油品计量工
题目：
单选
加油站流量仪表测试记录平均误差是两次（）的平均值。
A . A、误差
B . B、检定误差
C . C、检定
D . D、测试误差
答案：
<查看本题扣1积分>
查看答案
答案不对？请尝试站内搜索
推荐知识点:
下列工程说法正确的是（）。
石油的主要成份是什么？它有哪些元素组成？
控制疼痛标准是什么？
工程定额计价法计价步骤的排序有误的是()。
Dream for Better We all have plans and dreams for a better, more ___1___ life. Yet only a small percentage of people actually achieve their ___2___ .A good question is: why? Recently, I was working with a young man who was ___3___ get on his feet. He had written out his goals, and he had powerful reasons why he wanted to achieve these goals. But after weeks of trying, he was still not much further along. So we took some time to try to understand what was holding him ___4___ .As we examined his average day, it became apparent to me that he was much too ___5__ .He was spending lots of time doing lots of different things. I ___6___ that most of what he was doing was not very important in the greater scheme of things. We did some exercises to ___7___ which activities were important, which ones were urgent and which ones was filling (or killing) time. As it turned out, most of the things he was doing throughout the day were filling time. He wasn't comfortable ___8___ he was very busy, so he created things that needed to be done. He was always working on something—yet at the end of the day, he had rarely accomplished any tasks to move him closer to the life he wanted. This behavior is fairly easy for an outside observer to spot but extremely difficult to self-diagnose. The ___9___ is to slow down and get comfortable with being still, with contemplating what we really want and whether our actions are suitable for our goals. Many of our activities are avoidance activities: we do things to fill up the time and thus avoid having to do more difficult tasks. It wasn't easy, but once the young man finally accepted that he needed to do less overall but more of the important things, his life took a dramatic ___10___ for the better. ___5___内的正确选项为（）
强心苷心脏毒性反应有______________、______________和______________。
随着温度的升高，下列物质在水中的溶解度下降的是（）。
T1加权像呈略低信号，质子加权像和T2加权像呈明显高信号的现象，称为（）
在教育目的的结构中，核心部分是（）
患儿男性，5岁，头、面、颈、躯干Ⅱ～Ⅲ度烧伤面积18%，伤后第1天可口服（）