# h中文

= 【電學】 henry; 【化學】 hydrogen; 【物理學】磁場密度 (intensity of magnetic field), 地磁水平分量 (the horizontal component of terrestrial magnetism); 〔表示鉛筆芯硬度的符號〕= hard(ness); 〔俚語〕heroin.
H1
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## 例句與用法

1. The quotient simply becomes arbitrarily large as h goes to 0 .
商，當h趨近0時，只是任意增大。
2. The h conversion code provides a facility for printing out characters .
H換算碼為打印出字符提供方便。
3. We will denote by h the perpendicular distance from p to the inclined face .
我們用h來表示從p點到斜面的垂直距離。
4. In general the bearing will be "non-linear", the stiffness depending upon the value of h .
通常軸承是“非線性的”，它的剛度隨h值而變。
5. When mrs. h jennings talked of edward's affection, it cost her only a spasm in her throat .
當詹寧斯太太談到愛德華的深情時，那番話只換得她喉嚨里的一陣痙攣。

## 英文釋義

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

## 百科釋義

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.
詳細百科解釋