Meaning of 有用功
有用功 means useful work (in mechanics, the work done by a machine to overcome useful resistance, such as lifting a load). Pronounced yǒu yòng gōng.
- useful work (in mechanics, the work done by a machine to overcome useful resistance, such as lifting a load)
Definitions & Examples
Zài在
qǐ起
zhòng重
jī机
zhōng中
，
yǒu有
yòng用
gōng功
shì是
zhǐ指
tí提
shēng升
zhòng重
wù物
suǒ所
zuò做
de的
gōng功
。
In a crane, useful work refers to the work done in lifting heavy objects.
Zhè这
tái台
jī机
qì器
de的
yǒu有
yòng用
gōng功
zhàn占
zǒng总
gōng功
de的
bǎi百
fēn分
zhī之
bā八
shí十
。
The useful work of this machine accounts for eighty percent of the total work.
Jiǎn减
shǎo少
mó摩
cā擦
kě可
yǐ以
tí提
gāo高
yǒu有
yòng用
gōng功
de的
bǐ比
lì例
。
Reducing friction can increase the proportion of useful work.
Jì计
suàn算
yǒu有
yòng用
gōng功
shí时
，
wǒ我
men们
xū需
yào要
zhī知
dào道
wù物
tǐ体
de的
zhòng重
liàng量
hé和
shàng上
shēng升
de的
gāo高
dù度
。
When calculating useful work, we need to know the weight of the object and the height it is raised.
Relations
Antonyms
Measure Words
焦耳/ jiāo ěr
Primary
份/ fèn