要阅读软件自带的操作手册，经常升级。
Read the manual that comes with the software and update frequently.
他们经常“升级”，离开风险大、规模小的公司，跳槽到更大、更完善的公司。
Often they "trade up", leaving riskier, smaller firms for larger and more stable firms.
如果被集成的部件不能被移动，则很难升级产品规格，而且高度集成的主板经常需要非标准机箱。
If the integrated parts can not be mobile, it will be difficult to upgrade product specifications, and highly integrated motherboard often requires non-standard chassis.
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