The methods propose to utilize the zero padding prefix(ZP) characteristic of ZP-OFDM systems.
提出一种在零前缀正交频分复用（ZP-OFDM）系统中，估计符号定时和载波频偏的算法。
So specifying a -m128bit-long-double will align "long double" to a 16-byte boundary by padding the "long double" with an additional 32-bit zero.
因此指定一个- m 128bit - long - double会将“long double”按照16字节边界进行对齐，它会为“long double”填充32位的0。
We chose to normalize all the XHTML element selectors we knew we wanted to use by setting the margin and padding to zero, as shown in Listing 3.
对于我们要使用的所有XHTML元素选择器，将空白边和补白设置为零，从而防止浏览器应用默认样式，见清单3。
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