任何在一个完全动态的环境中进行操作的Linux专业人员或业余爱好者—即使只是偶尔需要在其它设备上运行—都应该试用Knoppix的副本。
Any Linux professional or hobbyist operating in an environment that's at all dynamic — even just an occasional need to run on others' equipment — should try out a copy of Knoppix.
传统的实测曲线拟合法对土模型参数的反演采用人工试凑的方法，效率低，且需要有一定工程经验的专业人员来操作。
Traditional signal matching analysis adjusting parameters of soil model uses manual way which has a fault of low efficiency and need the professional who processes engineering experience.
空调制冷剂会缺少，有的时候是需要找专业人员添加的，否则不正当操作就会影响我们的身体的。
Air conditioning refrigerants can lack, and sometimes it is the need to find professional added, or improper operation will affect our health.
在正常操作条件下，压力阀是不用维修的，特殊情况需要维修时，应由专业人员来进行。
It is no need to maintenance under normal circumstance. It should be serviced by professional when repaired.
在正常操作条件下，压力阀是不用维修的，特殊情况需要维修时，应由专业人员来进行。
It is no need to maintenance under normal circumstance. It should be serviced by professional when repaired.
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