| 1. | With straightedge and compasses, divide a segment of a into 2 parts . 用直尺和圆规把线段a分成两部分。 |
| 2. | Each step of the construction of a circle with straightedge and compass calls for finding a point of intersection . 用圆规、直尺作圆的每一步都需要找一个交点。 |
| 3. | Specification for toolmakers ' straightedges 刃口平尺规范 |
| 4. | I specification for straightedges - cast iron straightedges bow shaped and i - section 直尺规范.第1部分:铸铁直尺 |
| 5. | Standard test method for measuring rut - depth of pavement surfaces using a straightedge 使用直尺测量路面车辙深度的标准试验方法 |
| 6. | Specification for straightedges - steel or granite straightedges of rectangular section 直尺规范.第2部分:钢质或花岗岩矩形截面直尺 |
| 7. | Methods of measuring irregularities on surfaces of roads , footways and other paved areas using straightedges and wedges 用直尺和楔形尺测量道路人行道和其他铺砌区路面不规则度的方法 |
| 8. | Road and airfield surface characteristics - test methods - irregularity measurement of pavement courses - the straightedge test 道路和机场表面特征.试验方法.路面层不平整性测量.直尺检验 |
| 9. | Road and airfield surface characteristics - test methods - part 7 : irregularity measurement of pavement courses : the straightedge test 道路和机场表面特征.试验方法.第7部分:路面表层不平整性测量.直尺检验 |
| 10. | Road and airfield surface characteristics - test methods - part 7 : irregularity measurement of pavement courses : the straightedge test ; german version en 13036 - 7 : 2003 道路和机场表面特征.试验方法.第7部分:路面表层不平 |