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单词
safety post
释义
safety post
[`sāf·tē ´pōst]
MINING ENGINEERING
A timber placed near the face of workings to protect the workers. Also known as safety prop.
随便看
bearer
bearing
bearing angle
bearing bar
bearing bronze
bearing cap
bearing capacity
bearing circle
bearing cursor
bearing distance
bearing loss
bearing partition
bearing pile
bearing plate
bearing pressure
bearing resolution
bearing strain
bearing strength
bearing stress
bearing test
bearing wall
bear trap gate
beat
beat Cepheid
beater
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更新时间:2024/12/26 1:09:40