记忆保护无作业
no operation, memory protect
NO OPeration
memory protect
内存保护无作业
memory protect no operation
无保护层金属构造
unprotected metal construction
无保护动态储存
unprotected dynamic storage
无保护剂玻璃化
Vitrification without cryoprotectants
cryoprotectant-free vitrification