增设用英语怎么说？

增设

例句

• Difficulties in allocating surge bin logistics system reliability analysis are analyzed. 分析了增设缓冲仓物流系统可靠性分析的难点.
• The number of signers of the petition for a new school snowballed. 要求增设新学校而签名的人像滚雪球似的越来越多.