High Cost Medical Used-up Materials
high cost of getting medical service
High cost to access medical service
low cost high resolution scanning electron microscope
the difficulty in seeing a doctor and the high cost of getting a treatment
difficulty and high cost of seeing a doctor
maintenance cost
维护开销
维修费用
保养费用
维修经费
维护费用
维护代价
使用保障费用
维修保障成本
维修费
维修成本
维护成本
维护费
维修周程
检修成本
养护成本
小修费用
保养费
维持成本
维持费
养护费
维费费用
High carbon and high molybdenum high speed steel
High Carbon High Vanadium High Speed Steel
high vanadium and high cobalt high speed steel
abnormal high temperatures and high pressures packet
artificial static high temperature and high pressure
charge under high temerature and high pressure
Copper Alloy with High Strength and High Conductivity
environment of abnormal high temperature and high pressure
environment of high humidity and high temperature
experiment at high temperature and high pressure
Experiment of high temperature and high pressure