How do you mark the types of steel such as channel, I-beam and so on in the document?
Like the board, tube, and so on, right click on the Greek character mother with the keypad of the input method, and then choose.The thickness of the plate said.Phi means the diameter of the tube.H section steel, it is direct capital letters, H said in front of the good.A worker is a worker..Angle is digital symbols with small keyboard input method to select right angle of mathematical symbols.The slot is the keypad of the input method. Right click on the punctuation mark.By analogy.....
In the document mark "channel", "I-beam" and other steel symbols, the input method of small keyboard, right-click the Greek character mother.Section steel is a strip steel with definite section shape and size. It is one of the four big kinds of steel (plate, tube, mould, wire). According to the section shape, the section steel is divided into simple section steel and complex section steel (deformed steel). The former refers to the steel, round steel, flat steel, angle steel, six angle steel; the latter refers to the I-beam, channel steel, steel, steel, steel frame bending etc.
Channel letters are in capital letters "C" or "half brackets" [...], and "I" in capitals"
