A nonlinear stochastic dynamic model is established which takes into consideration aircraft body pitch movements and the elastic vibration excited by the random runway.

建立了飞机在随机跑道激励下，考虑机身俯仰运动与弹性振动的非线性随机动力学模型。

youdao

To acquire projectile body pitch and roll parameters on real-time, put forward a new projectile body attitude method, using to obtain geomagnetic field intensity and combine microcomputer gyroscope.

为实时准确获取弹体俯仰和滚转参数，提出一种利用磁阻传感器获取地磁场强度，结合微机电陀螺精确求解弹体姿态的方法。

youdao

Indeed the rich men who held his contracts insisted he take the drugs, because their bank balances needed him on the pitch, regardless of the damage which cortisone can do to the body in later life.

实际上与他签约的富人们执意要他服用这种药，因为他们的银行收支绝对与他的良好竞技状态息息相关，哪管可的松会对他的身体将来所产生什么危害。

youdao

MB's Active Body Control suspension system is standard on the SL550, and the degree to which ABC negates body pitch, roll and squat is almost eerie.

WSJ: 2013 Mercedes-Benz SL550 Review: The Beauty Is All on the Inside | Rumble Seat by Dan Neil

Hodgson looked on crestfallen from the sidelines, with his hands planted in his coat pockets and that was a mood echoed by his players' body language on the pitch.

BBC: Morten Gamst Pedersen, Benjani and Christopher Samba

In the pitch black, a volunteer ran across the graveyard carrying her body.

BBC: Syria crisis: Fear and abandonment in under-fire Homs