Nonis诺尼nonadv.[拉]非；不是non-durables消耗品,非耐用品Non-stop ETC电子不停车收费non-tax paid未付税non-multipleadj.非复式的non isentropicadj.非等熵的nonacid-fast非抗酸性non-documentn.非文稿型文档non-anterior非前部音nondispensable不可调剂的, 不能配制的Nonpersistence无坚持力

1. The existing auxiliary wind adjustment has a nonideal quick opening characteristic and intense vortex.This paper offered a new design of the controlling valve.
   对锅炉配风二次风调节器件进行研究，现有的二次风调节风门具有极不理想的快开特性，另外风门涡流强烈。