precision profiling meaning in English

精密地貌测量

Precision profile disc : provides bubble - tight shut - off and assures minimum torque and longer seat life
精密准确的蝶板轮廓：防止“泡紧”关闭困难，确保最大程度见效扭矩，延长阀座寿命。
Aluminium and aluminium alloys - extruded precision profiles in alloys en aw - 6060 and en aw - 6063 : technical conditions for inspection and delivery
铝及铝合金.挤制合金en aw - 6060和en aw - 6063精密型材.检验和交付技术条件
In 1990 ’ s our company imported a 2200 - ton aluminum extrusion production line from breda danieli italy , and can provide varies high precision profiles for looms , spimming machines and industry utilities
我厂90年代引进意大利breda - daniel公司2200吨铝型材卧式挤压机生产线，生产各类高精度纺织工业型材、建筑型材及民用型材，深受客户普遍欢迎。