In order to optimize man-machine interface of the forest fire suppression hand pump and improve the comfortableness and efficiency of working,this paper studies the effects of grip diameter,grip length(the length between the left and right grip) and operating posture of the hand pump on the maximal operating force.
为了优化森林灭火手泵的人机操作界面,提高操作的舒适性和效率,该文通过最大操作力的测量,研究了森林灭火手泵的握持直径、握持长度和握持姿势对操作者操作力的影响。
Can you keep it down?
你能不能保持安静。
I'm afraid you won't keep your weight then.
恐怕你不能保持体重了。
And any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.
这种知识不能保持那种维持生命所需要的温度。
We cannot pass the matter By in silence.
对这件事我们不能保持沉默。
the trait of seeming ill at ease.
不能保持内心平静的心理状态。
There's no permanency about those little distinctions.
那些小小的头衔并不能保持永久。
It is no longer possible to keep modules active while cloaked.
隐身后将不能保持装备处于激活状态。
The factory cannot maintain current levels of production.
该工厂不能保持目前的生产水平.
He can't maintain enough equilibrium to ride a bike.
他骑自行车不能保持平衡.
Neither silence nor inaction is necessary.
即不要保持沉默也不能按兵不动。
Would you please try to keep quiet at this hour?
这么晚了，你能不能尽量保持安静？
Under these conditions, the total mechanical energy remains constant, or is conserved.
在这种条件下，总机械能保持不变或机械能保存。
Q2.People who don't eat meat or fish can still stay healthy.
2.不吃肉或鱼的人照样能够保持健康。
No3 engine feathered unable to continue climb, leveling at7000 m.
三发顺桨，不能继续爬高，7000米保持。
You can't let the room remain like this!
你不能让房间再保持这样!
A: No. What you need is balance.
甲：不困难，只要能保持平衡就行了．
They even sought to keep the environs clean and the drains unpolluted.
他们还能保持环境清洁，而不污染水道。
We cannot continue several servants any longer.
我们不能再保持用几个仆人了。