In the chemistry experiment, if the measuring cylinder is not read at eye level, the result will be ___. A. accurate B. too high C. too low D. uncertain 相关知识点: 试题来源: 解析 B。本题考查量筒的使用。如果量筒读数时没有平视,视线偏高会导致读数偏大,结果偏高;视线偏低会导致读数偏小...
[translate] a礼貌待人多交流貌待人,多交流翻译的文本! 正在翻译,请等待... [translate] a见下图 試みを見る [translate] acorrugated tube 波纹状的管 [translate] ameasuring and the pressure in the material cylinder, 测量和压力在物质圆筒, [translate] ...
In a chemical experiment of measuring the volume of a gas, if the measuring cylinder is not read at eye level, it will cause A. accurate results B. underestimated results C. overestimated results D. uncertain results 相关知识点: 试题来源: ...
轮机英语题库翻译.pdf,第一章 船舶动力装置 0001 Before disconnecting the Oil pipe , would y lu ipe ? ” asked the oil barge owner. 0001 B ou f sh th a ned in the p e oil ret i y n A. b usi g o fres f h water (用淡水) wi pres 缩气 B. th com sed air (
解析 A。这道题考查测量液体体积的仪器。A 选项“graduated cylinder”是“量筒”,专门用于精确测量液体体积;B 选项“measuring cup”是“量杯”,精度相对较低;C 选项“spoon”是“勺子”,无法准确测量体积;D 选项“plate”是“盘子”,与测量体积无关。因此,答案是 A 选项。
解析 A。本题考查测量液体体积的工具。选项 A“graduated cylinder”量筒,能精确测量液体体积;选项 B“measuring cup”量杯,精度不如量筒;选项 C“volumetric flask”容量瓶,一般用于配制一定浓度的溶液;选项 D“pipette”移液管,常用于少量精确移取液体。
A. 1 liter B. 10 milliliters C. 1 centimeter D. 1 millimeter 相关知识点: 试题来源: 解析 B。解析:测量液体体积使用量筒时,读数为 50 毫升,不确定度通常在几个毫升左右,A 选项 1 升太大,C 选项 1 厘米是长度单位,D 选项 1 毫米对于体积测量的不确定度来说不太合适,10 毫升是比较合理的不确定...
Define Measuring cylinder. Measuring cylinder synonyms, Measuring cylinder pronunciation, Measuring cylinder translation, English dictionary definition of Measuring cylinder. Noun 1. graduated cylinder - a cylindrical graduate graduate - a measuring inst
The system determines the progress of coal-cutting machinery by the volumetric use of the hydraulic fluid needed to reach the current state. A hydraulic cylinder (2) is used to progress a coal cutting head (1) by feeding fluid from a source (6) through a pipe (4), and returning through...
(Precautions for the use of common measuring instruments) 常用测量器具的使用注意事项(Precautions for the use of common measuring instruments) Precautions for the use of common measuring instruments According to the principle of selection of measuring instruments, proper measuring instruments are selected ...