交换器械的英文：
change of equipment
n. 变化；交换，交替；零钱
v. 改变；交换，替换；兑换；更换
- change a bed;change the baby.
换床单；给婴儿换尿布 - We propose 'a change [making a change / to make a change / that a change should be made].
我们建议应做一点改变。 - The change of quantity can causes the change of quality.
量变可以引发质变。 - Changing the rate of cylinder rotation changes the speed selected.
改变圆筒旋转速率就改变被筛选的速率。 - Inflammatory changes appear secondary to biochemical changes
炎症变化似乎是继发于生物化学的变化。
n. 设备，装备；器材
- We have electrified education equipment and audition teaching equipment.
我们有电教设备、听力教学设备。 - jewel bearing manufacturing equipment
宝石轴承生产设备 - Guarantee/warrantee of the manufacturer for the equipment
制造商为设备提供的担保 - The equipment was scratched, dented in places.
这些设备已经有刮痕，有点地方还有磕碰的缺口。 - The equipment is used in beating, discarding.
该设备用于果蔬类物料的打浆、去渣。