您要查找的是不是：
- pulley tightener 紧带轮
- Our flag is raised to the top of a pole by a rope and two pulley. 我们的旗帜被用一根绳子和两个滑轮升到了竿顶。
- Turn the screw to the right to tighten it. 将螺钉向右旋紧。
- He says he will take step to tighten up the administration. 他说他将采取措施加强行政管理。
- The lifting device is a system of rope and pulley. 这种起重装置是由缆索和滑轮组成的。
- He said he would take steps to tighten up the administration. 他说他将采取措施加强行政管理。
- Because of unemployment many people had to tighten their belts. 由于失业，许多人不得不勒紧裤带生活。
- They reeved the rope through the pulley. 他们把绳索穿过滑轮。
- The lower part of a pulley block. 滑车组较低的一部分
- The sailors heaved at rope to tighten the sail. 水手们用力拉绳把帆绷紧。
- Will you tighten this screw; it's very loose. 你把这个螺丝拧紧好吗，它太松了。
- The belt started wrapping up on the tractor pulley. 皮带开始绕在拖拉机的皮带轮上。
- Permitting rotation, as a pulley or pivot. 允许旋转的，如滑车或枢轴
- Tighten the clothesline so it doesn't drop. 把晾衣绳拉紧,别让它垂下来。
- The pulley of the clothes line jumped the track and Mother's washing fell down. 晾衣服绳子的滑轮脱绳了，妈妈洗的衣服掉了下来。
- He said he would take steps to tighten up the law. 他说他将采取措施使法律更严格有效。
- Put the V belt on the pulley of the sewing machine. 首先把V形皮带挂到缝纫机皮带轮上。
- We need to tighten up security at the prison. 我们必须加强监狱的安全性。
- The sailors heaved at the rope to tighten the sail. 水手们用力拉绳子把帆收紧。
- Pulley bearings are frictionless. 滑轮轴承是无摩擦的。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
