建筑施工用斜开多气孔塑料安全帽作用是，防止工作中垂直坠物和人体坠落造成的伤害事故。
The oblique open multi-stoma plastic safety helmet used in the building construction prevents the injury accidents caused by the vertical falling matter and the falling human body.
新的纠斜控制方法以减小测量点与开孔点垂线间的水平距离为目标，可以提高垂钻轨迹的垂直精度。
Its characteristics include that the counter force is proportional with the horizontal distance of a vertical line where BHA is offset from an open hole.
这是你几乎每天都会碰到的情景：分心讲著手机的驾驶歪歪斜斜地开著车。
Here's a scene that you see almost every day: a car being driven erratically by a driver talking distractedly into his mobile phone.
应用推荐