1.
single-row self-aligning bearing
单列向心球面球轴承
2.
The central portion of a cell aster exclusive of the rays.
星心球,中心球星体的中心部分,其射线除外
3.
concentric spherical mesh grid electron gun
同心球面栅网电子枪
4.
sion compensation angular ball bearing
热胀补偿向心球轴承
5.
igning spherical rolling bearing
自动调心球面滚子轴承
6.
He is good at medicine ball throwing.
他擅长投健身实心球。
7.
Some rather loose bowling, ie in cricket
(板球中)漫不经心的投球
8.
Penalty shoot-outs raise heart risks
“伤心”的点球大战
9.
A tennis ball is hollow,but a base ball is solid.
网球是空心的,但棒球是实心的。
10.
The defender centres the ball.
守卫队员将球传至中心。
11.
I play golf for relaxation.
我打高尔夫球散散心。
12.
World Geophysical Data Centres
世界地球物理数据中心
13.
medicine ball
(锻练身体用的)实心皮球
14.
cardiohepatid toxin
心肝毒素[如来自链球菌]
15.
automatic centrifuge for blood cell washing
自动血球洗净离心机
16.
multi-row radical thrust ball bearing
多列向心推力球轴承
17.
single row angular contact ball bearing
单列向心推力球轴承
18.
Japan's center for global communications site
日本全球通信中心站点