classes: lecturer. High-quality side students that the machine room does not provide enough machines (because the machine is broken or does not install the program). curriculum. High-quality side students that the machine room does not provide enough machines (because the machine is broken or does not install the program). facility. High-quality side students that the machine room does not provide enough machines (because the machine is broken or does not install the program). general. High-quality side students that the machine room does not provide enough machines (because the machine is broken or does not install the program).