气动绞车操作者要确认气动绞车钢丝绳和井架不干涉(可以用滑轮导向)，以避免损伤井架的钢结构，特别是指梁。
The air winch Operator shall ensure that the winch wire is moving freely in the derrick (possibly guided by pulleys) to avoid any damage to the steel structure, especially the fingerboard.
中场前7分钟，塞萨尔的十指关险些再次被洞穿。 但范博梅尔的射门稍稍外出，擦门梁而出，国米得以化险为夷。
Cesar was almost beaten again seven minutes before halftime, but Mark van Bommel's deflected shot looped onto the top of the bar and to safety.
钢-混凝土组合梁是指钢梁和混凝土板通过剪力连接件连接形成整体共同工作的受弯构件。
Steel-concrete composite beam is a kind of flexural member composed by concrete slab and steel beam via shear connectors.
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