实际干涉计量中各种干扰因素的存在，使得包裹相位图中可能存在噪声、低调制点或散斑等误差点。
Many factors, such as noise, speckles and low modulation in wrapped phase make the unwrapping procedure complicated and path-dependent.
有一点很重要，那就是要使用零调制解调器电缆，如果您使用普通的串行电缆，目标计算机则期望与串行设备通信，而不是与另一个串行端口通信，这样您就无法调试该计算机。
It is important that you use a null modem cable; if you use a typical serial cable, the target computer expects a serial device and not another serial port, and you cannot debug the computer.
更可恨的是有些组件迄今还包括调制解调器，光盘驱动器和打印机-所有这些最终都需要一点点“我时间，”典型的贾森沃希斯的风格。
Some of the more hateful components thus far have included modems, CD-ROM drives, and printers — all of which eventually need a little "me time," Jason Vorhees-style.
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