单词:double cardan universal joint
单词:double cardan universal joint 相关文章
Why Are Some People Double-Jointed? Can you bend your thumb backwards until it touches your wrist? If you join your hands behind your back, can you lift them over your head without letting go? If you can, you might be what some people call double-joi
Can you bend your thumb backwards until it touches your wrist? If you join your hands behind your back, can you lift them over your head without letting go? 你是否能将大拇指向后弯曲直至其触碰到手腕部位?你将双手在背后紧握
The central government's chief liaison in Hong Kong has gone on record saying authorities on the mainland are sincere in achieving universal suffrage for Hong Kong. CRI's Su Yi has more. Zhang Xiaoming, director of the Liaison Office of the Chinese C
1303 、 摇摆运动 oscillatingmotion 1304 、 暗接斜角鸠尾榫 secretmitredovetailjoint 1305 、 暖色 warmcolour 1306 、 楔;劈尖 wedge 1307 、 楔槽榫 barefacedtongueandgroovejoint
A contract has been signed between the Chinese and the US parties to build a Universal Studios theme park in Beijings east suburban district of Tongzhou, the newly confirmed second administrative center of the city, Beijing Youth Daily reported Monda
Each year, scientists work to develop a unique influenza vaccine to protect people against the strain expected in the coming flu season. Mutations in the virus mean that last year's vaccine probably won't protect against this year's flu variety. Now,