hd2
- 网络二次谐波;二次谐波失真
![hd2](../cache/431614.jpg)
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HD2 use one crystal oscillator for USB-interface and one crystal oscillator for master clock .
HD2给USB界面使用了一枚晶振,给主时钟使用了一枚晶振。
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The energy spectrum of the Coulomb explosion products of HD2 + was measured by high resolution Coulomb explosion technique .
应用高分辩库仑爆炸技术,测量了氘化分子HD2~+的库仑爆炸产物能谱。
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Looking at the output of the df command , you can tell that the directory / usr / bin is contained in the / usr file system and that the / usr file system is inside the logical volume / dev / hd2 .
查看df命令的输出,您可以发现,目录/usr/bin包含于/usr文件系统中,并且/usr文件系统位于逻辑卷/dev/hd2之中。