The first bell was already ringing she got to the school gate.

Fred arrived at school very early and stood by the school gate.

弗莱德很早就到了学校,站在学校大门口旁.

We'll meet at the school gate.

我们在学校门口集合.

We are to meet at the school gate.

我们约定在校门口碰头.

Please drop me at the school gate.

请让我在校门口下车.

The children tore out of the school gate.

孩子们冲出了校门.

Stand clear the school gate.

请离开校门.

Scrub each optical surface with a gauze pad soaked in acetone. Rinse thoroughly with distilled water.

或者用含丙酮的网垫擦洗光学表面. 然后用蒸馏水漂洗.

The recycle flattening roller regulated by worm gear makes operation easy with good precision.

压延辊采用蜗轮调节,操作方便,精度高.

A case study on the worm gear reducer was provided to illustrate thethe prototype system.

通过蜗轮蜗杆减速器的进化设计来说明以上方法.

Bare shaft, lever-lock flow control handle, worm gear operator, electric and pneumatic actuators.

裸轴, 水平杠杆固定流量控制手轮, 蜗轮操作装置, 电动和气动驱动装置.

Worm gear grinding machine is just a kind of machine combining high precision and high efficiency.

蜗杆砂轮磨齿机正是这种高精度和高效率完美组合的齿轮加工机床.

The article describes theand disadvantages of worm gear drives and the domestic and abroad research.

介绍蜗轮传动优缺点和国内外蜗轮研究现状.

The lubrication of tooth surface is the key to realize the transmission of steel worm-gear.

结果表明:齿面润滑是实现钢蜗轮传动的关键技术之一,且齿面润滑对钢蜗轮传动性能影响很大.

All of these provide the reliable basis for spreading and applying the transmission of steel worm-gear.

为钢蜗轮传动的推广与应用提供了可靠的依据.

Well experienced in the design of gear transmission.

丰富的齿轮传动设计经验.

Thirdly, contact element model is established according to the principles of gear transmission.

然后, 依据斜齿轮传动原理,建立齿轮接触分析有限元模型.

The structure of the injection mould with automatic thread demoulding by the gear transmission is given.

给出了链轮传动自动脱螺纹注塑模结构.

SGTN series rotary tiller is adopted middle gear transmission system , mounted with the tractor of 12-180 HP.

SGTN系列旋耕机采用中间齿轮传动结构, 是为12~180马力拖拉机配套的耕作机械.

GQN series Rotary Tiller is adopted middle gear transmission system , mounted with the tractor of 12-80 HP.

1GQN系列旋耕机采用中间齿轮传动结构, 是为12~80马力拖拉机配套的耕作机械.

Gear transmission is used most extensively in mechanical transmission.

齿轮传动是机械传动中应用最广泛的传动机构.