# h中文什么意思

= 【电学】 henry; 【化学】 hydrogen; 【物理学】磁场密度 (intensity of magnetic field), 地磁水平分量 (the horizontal component of terrestrial magnetism); 〔表示铅笔芯硬度的符号〕= hard(ness); 〔俚语〕heroin.
H1
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## 例句与用法

1. The quotient simply becomes arbitrarily large as h goes to 0 .
商，当h趋近0时，只是任意增大。
2. The h conversion code provides a facility for printing out characters .
H换算码为打印出字符提供方便。
3. We will denote by h the perpendicular distance from p to the inclined face .
我们用h来表示从p点到斜面的垂直距离。
4. In general the bearing will be "non-linear", the stiffness depending upon the value of h .
通常轴承是“非线性的”，它的刚度随h值而变。
5. When mrs. h jennings talked of edward's affection, it cost her only a spasm in her throat .
当詹宁斯太太谈到爱德华的深情时，那番话只换得她喉咙里的一阵痉挛。

## 英文释义

1. the 8th letter of the Roman alphabet
同义词：H
2. the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
同义词：Planck''s constant

## 百科释义

H (named aitch , plural aitches;"H" Oxford English Dictionary, 2nd edition (1989); Merriam-Webster's Third New International Dictionary of the English Language, Unabridged (1993); "aitch", op. cit.