tailieunhanh - Learning AutoCAD 2010, Volume 2 phần 5

Bạn có thể sử dụng Thuộc tính nhanh hoặc bảng Properties để chỉnh sửa các tài sản gắn liền với văn bản cũng như nội dung của các đối tượng văn bản. Bạn cũng có thể sử dụng nắm bắt để chỉnh sửa vị trí và chiều rộng của văn bản. Khi bạn chọn văn bản một lần, nắm được hiển thị. | New Dimension Style Dialog Box - Primary Units Tab Use the Primary Units tab to set options for the primary units displayed on the dimensions. You can set the unit format for linear and angular dimensions adjust the precision settings use zero suppression for the beginning and end of dimensions and adjust the measurement scale factor for dimensioning geometry that was not drawn at full scale. The primary units are always displayed and they reflect the current drawing units setting. Lesson Using Dimension Styles 141 New Dimension Style Dialog Box - Alternate Units Tab Alternate units are used when you need to show two measurement units metric and imperial. Use the Alternate Units tab to display and format alternate units on your dimensions. Select the Display Alternate Units option to turn on alternate units. The remaining options are only available after you select this option. You can adjust the unit format precision zero suppression and placement. The multiplier for alternate units is preset to convert from millimeters to inches in a metric unit drawing or inches to millimeters in an imperial unit drawing. By default the Display alternate units option is turned off in the Standard and ISO-25 dimension styles. 142 Chapter 8 Dimensioning New Dimension Style Dialog Box - Tolerances Tab Use the Tolerances tab to add tolerances to your dimensions. By adding tolerances to your dimensions you are setting a valid range in which the as-built measurement of the feature must be maintained in order to ensure functionality. You can select a method set the tolerance precision choose upper and lower values scale the tolerance text height set the vertical position and control zero suppression. If you are including alternate units in your dimensions set the alternate unit tolerance precision value and zero suppression options here. Procedure Creating and Modifying Dimension Styles The following steps give an overview of creating and modifying dimension styles. 1. Start the .