Can only trim single curve at this time . can only trim single first bounding curve at this time . can only trim single second bounding curve at this time 这些出错消息反映了草图生成器中的当前限制，即如果选择了非关联的选项，那么一次只能修剪一条曲线。这包括边界曲线和要修剪曲线的线串。
2.
Tax payers financing unrelated scientific and higher educational institutions in the development of new products , technology and process have the right to deduct the expenditure for financing form the taxable income amount in the current year 54资助非关联的科研机构和高等学校研究开发新产品、新技术、新工艺的纳税人，有在当年度应纳税所得额中扣除资助支出的权利。
