uncertain in result

As future conditions are uncertain, production is always speculative. It may result either in a surplus or in a deficit in the means of the entrepreneur.

假如未来的处境不确定，那么生产就总是有风险的，可能获利也可能亏损，这取决于企业家的方法。

When the uncertain parameter is satisfied the generalized matching condition, the result is delay dependent and given in terms of linear matrix inequalities.

所得结果与时滞相关，且对于不确定性参数满足广义匹配条件情形，相应结果以线性矩阵不等式的形式给出。

The design project of the helicopter that adopted design optimization can't accomplish anticipative result successfully because of some uncertain factors in the engineering practice.

采用优化设计后获得的直升机设计方案，由于受许多不确定性因素的影响，最后付诸实现时并不能保证得到像预先优化设计方案那样的结果。