1·These nuts and bolts hold the wheels on.
这些螺母和螺栓把轮子固定住了。
—— 《牛津词典》
2·The bolts holding the wheel in place sheared off.
固定这个轮子的几个螺栓断了。
—— 《牛津词典》
3·Ensure that the frame is securely fixed to the ground with bolts.
确保框架用螺栓牢牢地固定在地面上。
—— 《柯林斯英汉双解大词典》
4·They tightened bolts and made connections so ammonia could flow into the module.
他们拧紧螺栓并进行连接，这样氨就可以流入到舱内。
5·The hull was attached to a lifting frame via a network of bolts and lifting wires.
船体通过一个由螺栓和起重线组成的网络连接到吊架上。
1·Active use can loosen bolts and make screws come loose.
频繁使用会使螺钉和螺丝变得松动。
2·We have an urgent enquiry for bolts and nuts.
我们想尽快得到螺钉和螺母的有关报价。
3·Put the recirculation fan lugs in position and install the washers, the bolts, the washers and the nuts.
将再循环风扇的接耳放置在正确位置，安装垫片、螺钉、螺帽。
4·When the switchgear has been properly assembled, fasten the panels to the foundation frame by welding or by using adequate bolts.
当开关柜完全装配好时，可用螺钉或焊接将其和基础框架连接在一起。
5·Loosen two fasten bolts on the seat of driven gear shaft, put the pad of required height to keep the balance of support plate, and ensure the even cutting.
松开从动齿轮轴支座上的两个固定螺钉，垫上所需高度的垫片，以保持左进料托板水平，保证割料后的切条均匀。