The size of the load, the required speed, and acceleration/deceleration particularly if it's fast and/or frequent will define the torque and horsepower that is required..
Many different spacecraft propulsion systemshave been proposed to give spacecraft the required speeds, including nuclear propulsion, beam-powered propulsion, and methods based on speculative physics.
它需要联合国秘书处在征聘、采购、行政管理和财政等领域提供援助,以促进和支持其工作所需的速度。
It requires assistance from the United Nations Secretariat in areas such as recruitment, procurement, administration and finance,to facilitate and support the necessary pace of its work.
能够维持所需的速度。
Been able to keep up with the pace that is required.
结果是它们无法达到飞往其他恒星所需的速度。
As a result, they cannot achieve the speeds necessary to travel to other stars.
因此,再说一次,我们将实现所需的速度。
So again, we're going to have the desired speed.
艾里卡特的PC系列绝压控制器可提供至关重要的功能所需的速度、准确性和耐用性。
Alicat PC Series absolute pressure controllers provide the speed, accuracy and durability required for this mission-critical function.
通过这种方式,机芯停止运动,我们可以根据所需的速度更换齿轮。
In this way the movement is stopped from the mechanism of movement andwe can change the gears according to the speed required.
据说,机器学习的引入提高了发现金属玻璃所需的速度,比以前快了200倍。
It is said that the introduction of machine learning increased the speed needed to discover metal glass 200 times faster than before.
尽管如此,改造的速度远远低于大幅降低建筑排放所需的速度。
Still, the rate of retrofitting falls well short of what is required to substantially drop building emissions.
自802.11ac标准推出后,住宅Wi-Fi网络已经可以支持高质量IPTV服务所需的速度和容量。
With the introduction of the 802.11ac standard,residential Wi-Fi networks can support the speed and capacity necessary for high-quality IPTV services.
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