这使其绕开了中国对小型飞机征收的20%进口关税（中国对大飞机基本不征税）。
This has allowed it to circumvent an import tax of 20 per cent on smaller aircraft (compared with almost nothing on large aircraft).
该型飞机采用了钢管机身框架，铝制机翼，基本型空重628磅。
The airframe is built of steel tubing, with aluminum wings, for a basic empty weight of 628 pounds.
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