Three groups discriminated by risk attitude are Risk averter, Risk balancer and Risk lover.

以风态度区隔市场，得到风趋避型、平衡型及爱型三族群。

Risk averter prefers bank deposit and insurance, Risk lover prefers foreign exchange and stock and Risk balancer prefers futures.

而风趋避型较行存款和保，风爱型较外汇和股票，风平衡型期货。

Newly developed semi automatic grinding wheel balancer for precise grinder detects unbalance vibrative signal by digital phase sensitive detection technique.

介绍新研制成功的精密磨床砂半自动平衡仪。