derrick guy wire
常見(jiàn)例句
- Derrick guy wire as the special supporting member of downhole derricks, its performance has much impact on the mechanical behavior of derricks.
繃?yán)K作爲(wèi)作業(yè)井架的特殊支承搆件，其工作特性對(duì)作業(yè)井架的力學(xué)行爲(wèi)有較大影響。 返回 derrick guy wire