permanent set

常见例句

Permanent set is one method by which the contact force decreases over time.
永久变形是触点压力随着时间变化而降低的一种方式。
Result of application experiment shows that HNBR has good heat resistance, oil resistance, and ozone resistance, and lower pressed permanent set, and its property is similar to the property of FR.
产品性能试验及应用结果表明：氢化丁腈橡胶具有良好的耐热、耐油、耐臭氧性能和低压缩永久变形性，其性能与氟橡胶相近；
When the load is removed, the elastic portion of the strain is recovered, but the plastic part (slip and creep) remains as permanent set.
当荷载被移走时，应变的弹性部分恢复，但塑性应变部分（滑移和徐变）却会永久呆留。

UNESCO, the United Nations Environment Programme (UNEP), the Food and Agriculture Organization of the United Nations (FAO) and the United Nations Development Programme (UNDP) are acting as the interim Secretariat of IPBES until such time a permanent secretariat is set up in Bonn.
UNESCO: NATURAL SCIENCES