您要查找的是不是：
- Hook's Law: the extension of a piece of wire is directly proportional to the applied force providing the limit of proportionality is not exceeded. 胡克定律:只要施与一段金属线的力不超过其比例极限,那么该经书线的伸长量与所施力成正比。
- Some American economists have argued that the national agricultural economy would fail without the work force provided by migrant workers. 一些美国经济学家认为如果没有外来移民提供的劳动力，美国的农业经济将会衰退。
- Handwheel torque or actuator force provides positive seat-knife closure. During closure, the stem slides down pushing the knife into contact with the two bottom lugs. 手轮扭矩或执行机构扭力是正阀座-闸刀关闭的动力源。在关闭期间，阀杆向下滑动推动闸刀向下抵住两个底部凸耳。
- The upper and lower chords of the planar truss are in compression.The compression force is counteracted by the tension force provided by the perimeter beam at the top of columns. 从受力上看属于受压壳，平面桁架的上下弦杆均受压，压力由柱顶环梁的拉力来平衡。
- In addition to the bombers, the 36th Wing hosts a year-round expeditionary air refueling force provided by the Air National Guard or Air Force Reserve Command. 除了轰炸机之外，第36飞行联队还包括一支由空中国民警卫队或者空军预备役司令部提供的全年驻守的远程空中加油机队。
- The undulator (RD) is disposed at a top of the base frame (50), and undulates three-dimensional Iy through the driving force provided by the drive unit (60) . 所述波动器(RD)设置在基座框架(50)的顶部，并通过由驱动单元(60)提供的驱动力三维地波动。
- The Air Force provides fighter cover, particularly, over the battlefield and lines of communication as well as over strategic targets, such as plants, stores and military establishments. 提供空中掩护,特别对战场、交通线以及诸如工厂、仓库、军事机构等战略目标,提供空中掩护。
- Increasing or decreasing forces provided that the frequency is not too high can also be measured with hydraulic force transducers. 假如频率不是很高的话,渐强或减弱的力也能用这款液压力传感器测量。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- But they refused to bow to force. 但他们拒不向武力低头。
- I had to use force in opening the door. 我不得不用力开那一扇门。
- The invasion force was annihilated. 侵略军被消灭了。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The destructive force of the storm is huge. 暴风雨的破坏力是巨大的。
- Many old rules are not in force any more. 许多旧的制度都已经失效。
- Beiyang Navy is the earliest naval force of China. 北洋水师是中国最早的海军部队。
- The farm labour force is running down steadily. 农场里的劳动力在不断减少。
- No power on earth could force me to do it. 谁也不能强迫我做这事。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
