Wednesday, December 29, 2010

【 Weak current College 】 AutoCAD six using techniques




1.AutoCAD tabulation
AutoCAD in spite of the powerful graphics capabilities, but the form processing functionality relatively weak, but in practice, often need to make in AutoCAD, such as engineering forms number table, how to efficiently make table, is a very practical problem.
In the AutoCAD environment by hand painting line method to draw a table, and then, then fill in the text in the table is not only inefficient, but it is difficult to precisely control the literal writing position, text layout is also problematic. Although AutoCAD support object linking and embedding, you can insert a Word or Excel table, but on the one hand, modify it is not very convenient, small changes you'll have to enter the Word or Excel, after the modifications are complete, and return to AutoCAD, on the other hand, some special symbols such as the level bar symbols and secondary, reinforced symbol Word or Excel is very difficult to enter, you have the best of both worlds approach, after exploring, you can better address the: first-in the form in Excel, copied to the Clipboard, and then select the AutoCAD environment under edit menu, select as AutoCADEntities Pastespecial, OK, the form is translated into AutoCAD entities, use explode explode, that is, you can edit the line and side characters, very convenient.
2. in the Word document to insert AutoCAD drawing
Word document production, often requires a variety of illustrations, Word drawing capabilities are limited, especially in complex shapes, the shortcomings are more pronounced, AutoCAD is professional drawing software, powerful, well suited to draw complex shapes, using AutoCAD drawing good graphic, and then insert the Word compound document is a good way to solve the problem, you can use the EXPORT function in AutoCAD provides first AutocAD graphics to formats such as BMP and WMF output, and then insert the Word document, you can also copy the AutoCAD graphic to the Clipboard and then paste in the Word document. It should be noted that, due to the AutoCAD default background color is black, while the Word background color is white, the first AutoCAD drawing background color to white. In addition, the AutoCAD graphic into a Word document, often excessive air side, the effects of unsatisfactory. Use Word Picture toolbar's crop function Truing, empty sides too big problem to solve.
3. line width changes
AutoCAD provides a polylines PEDIT command line width changes, to polylines LineWidth modify (if not the polylines, the command will be converted to polylines, and then change the line width), but the PEDIT operation propagation, only select one entity actions, inefficient. AutoCAD
9K; o # D/A4r $ iR14 bonus program Bonus offers mpedit command, for mass modifying polylines line width, very convenient and efficient. In AutoCAD2000, you can also specify the line width to entities (LineWeight) properties to modify the line width, simply select to change the line width of the entity (the entity set), you can change the line width, line width attribute modifications easier, it should be noted that LineWeight property line width of the display screen is determined by the system variable, the variable is LWDISPLAY ON, LineWeight property displayed on the screen width, the variable is OFF, nothing is displayed. Polylines line width with LineWeight can control entities, line width, the difference between the two is that LineWeight line width is absolute line width, and polylines line width is relative line weight, that is to say, no matter how great the graphics to print dimensions, LineWeight line width are unchanged and polylines line width with print size proportional size, command line width to scale LineWeight, both entities have been scaling the number of times that LineWeight line width are unchanged and polylines line width with scaling.
4. Graphics printing techniques
Since there is no printer installed, or want to use other high-end printer enter AutoCAD graphics, need to another computer to print AutoCAD graphics, but the other computer might not install AutoCAD, or due to various reasons (such as AutoCAD graphics in other computer fonts are not displayed correctly, printing over a network, network printing is not working properly, and so on), you cannot use another computer to normal print, this time, you can in your own computer to AutoCAD graphics to print to a file, a printer file, and then, in another computer with the DOS copy command to copy the output to the printer, the printer files, by copy "printer file > prn/b, it should be noted that, in order to be able to use this feature, you need to add anything else in the system specific models printer on the computer, set as default printer, and also, don't forget to COPY back in the final with/b indicates in binary file output to the printer from the printer.
5. Select skills
Users can use the mouse to select the target one by one, select the target of a case-by-case basis to select the set, in addition, AutoCAD provides Window (to type "w" response Selectobject: or directly in the screen from right to left to a rectangular box response Selectobject: prompt), Crossing (to type "C" response Selectobject: or directly on the screen from left to right, a rectangular box response Selectbject: prompt), Cpolygon (to type a "CP" response Selectobject:), Wpolygon (to type "WP" response Selectobject:), and other window mode selectionObjectives, including Window and Crossing for rectangle window and Wpolygon and Cpolygon for polygons, Window and Wpolygon mode only when entities of all parts are contained in the window only when the entity is selected, and in the Crossing and Cpolygon mode, as long as part of an entity is included in Windows, the entity is selected. AutoCAD provides Fence (to type "F": in response to the Selectobject) select entities to draw a polyline is closed, all the lines intersect and entities are selected. In the select a destination, sometimes inadvertently selected the selected destination, then the user can type R to respond to the "selectobjects:" prompt, and then put some mistakenly selected target concentration from select, and then type A, and then add to select the set goals. When the select entity and other entities directly when you can hold down CTRL, and then click the left mouse button, then close together entities, high-brightness display until the selected entity high brightness display, then press the enter key (or click the right mouse button), select the entity. You can also select a condition, use the entity ' filter response selectobjects:, AutoCAD2000, also offers a selection of entities, QuickSelect feature and filter are similar, but more simple and convenient operation. AutoCAD provides choice set construction method features a strong, flexible and appropriate use will enable the mapping efficiency greatly improved.
6. quality properties search
AutoCAD provides point coordinates (ID), distance (Distance), area (area) of the query, to graphic analysis of great convenience, but in practical work, sometimes required to query the entity quality property characteristics, AutoCAD provides solid quality property (Mass, X +] 3d * _ $ Z; E, [
Properties), you can easily query the entity's moment of inertia, area, mass, and other entities, it should be noted that, for the curve, constructed from polylines, you should use the closed region region command will close the regional surface domain, and then do one of the mass properties of the query to query entities of inertia, area moment, entities, attributes such as the center of mass.

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