试题来源: 解析 A。解析:圆形中间有一条斜线的标志通常表示禁止,英文是prohibited。选项B“allowed”是允许的意思,与标志含义相反。选项C“warning”是警告,这种标志不是单纯警告标志。选项D“information”是信息标志,这个标志不是提供信息的。反馈 收藏
In math, acircleis one of the shapes that a student will learn about when studyinggeometry. Acircleresembles the letterOor the symbol for zero (0). Acircleconsists of a closed curved line around a central point. Every point on the line is the same distance from the central point. This ...
You see a symbol on a bottle. It's a circle with a wavy line inside. What does it mean? A. Liquid B. Hot C. Cold D. Flammable 相关知识点: 试题来源: 解析 A。圆圈带波浪线通常表示液体。B 选项热通常有火焰或者温度计的图案;C 选项冷通常有雪花的图案;D 选项易燃通常有火焰的图案...
Learn the meaning of delta symbol and how the Greek letter delta is defined in math and science. See the different uses of capital and lowercase delta. Related to this Question What does an oval with a line through it mean in math?
The meaning of PITCH CIRCLE is a pitch line in a circular gear that forms a circle concentric with the axis of the gear.
The meaning of ADDENDUM CIRCLE is a circle touching the outermost points of the teeth of a circular gear wheel.
相关知识点: 试题来源: 解析 A。解析:表示“禁止停车”的标志通常是一个红色圆圈中间有一道横线,line through it表示有一道横线穿过,star in it是有一颗星星在里面,checkmark in it是有一个对勾在里面,dot in it是有一个点在里面,所以A正确。反馈 收藏 ...
As a symbol in the Roman numeral system, "one hundred;" the symbol originally was a Greek theta, but was later reduced in form and understood to stand forcentum. In music, it is the name of the keynote of the natural scale, though the exact pitch varied in time and place 18c. and...
On the Sketching tab, in the Draw toolbox, select Line. Draw a line connecting the open ends of the arc. This closed half-circle will be used as the profile for the extrude operation. viii. 其次您将关闭半圈与加入二个弧末端的线。 在速写的制表符,在凹道工具箱,选择线。 画连接弧的无定...
a我不太明白你说的 I not too understood you said[translate] atime to fix any mistakes 时刻改正任何差错[translate] asport car 體育公共汽車[translate] aconnect the circle and the star with a straight line 用一条直线连接圈子和星[translate]...