H-number的意思|示意

Hydrogen (h) always has valence 1, so other elements' valences equal the number of hydrogen atoms they combine with.

元素的特征价数是以该元素一个原子可结合的氢原子数或可从一化合物中置换出的氢原子数来表示。

Multiple logistic regression analyses were used to determine the association between usual number of hours of sleep during a 24-h period and si and SA (past 12 months and lifetime).

应用多元逻辑回归分析方法确定24小时的一个周期内常规睡眠的小时数与SI和SA(过去12个月和一生)之间的关系。

(the ls and df commands also support -h for human-readable format.) Because pv now expects a specific number of bytes to transit through the pipe, it can render a true progress bar.

(ls和df命令也支持通过- h产生人可读的格式)。

The camera features H. 264 compression to effectively reduce the number of cameras needed for coverage while increasing system throughput.

同时，H.264压缩系统的应用，更有效地限制了在增加系统吞吐量时同时增加的摄像机数量。

H. P. S. has cooperative agency in quite a number of overseas port cities in Southeast Asia, Europe and America. A more closely-tight global freight forwarding network is expected to be developed.

在海外诸多港口城市均拥有合作代理，遍及东南亚、欧美等世界各地，并逐步完善成为更紧密的全球货代网络。

For example, if the shift number is 2, "H" is substituted by "J," "z" is substituted by "b," and so on.

例如，如果偏移数是 2，那么 “H” 被替换为 “J”，“z” 被替换为 “b”，以此类推。