Unit Twelve
gravity /ˈɡrævəti/ n. 重力;严重性;严肃 absence /ˈæbsəns/ n. 缺乏,不存在;缺席 *float /fləʊt/ vi. 飘动,漂流;浮 vt. 使浮动,使漂流 cupboard /ˈkʌbəd/ n. 壁橱;橱柜,衣柜 ceiling /ˈsiːl...
constant G by Avogadro number, gives the neutral electric charge which is a combination of the two sorts of it (e e )2 , this suggests that (2e)2 is the unit of gravity just as e is the unit of electricity and accordingly gravity in its deep nature is a neutral charge...
6. microscope n.显微镜→telescope n. 望远镜→scope n.机会,能力;范围;……镜(观察仪器) vt. 仔细看;彻底检查 7. maintenance n. 维护,保养;维持,保持→maintain vt. 维持;保持;坚持(意见);维修;保养 8. exposure n. 面临,遭受;揭露;报道→expose vt. 揭穿;暴露;使面临;使接触 n.阐述,揭露 9.radiat...
___ 62.?constant??adj. ___ 63.?nuclear??adj. ___ 词汇表 1.?astronaut??n. 宇航员,航天员 2.?gravity??n. 重力;严重性;严肃 3.?absence??n. 缺乏,不存在;缺席 4.?float??vi. 飘动,漂流;浮 ?vt. 使浮动,使漂流 5.?cupboard??n. 壁橱;橱柜,衣柜 6.?ceiling??n. 天花板;上限 7.?
This study designed, developed and tested a novel, practical, gravity-independent exercise machine, the Constant Force Resistance Exercise Unit (CFREU). A CFREU prototype was designed and built according to National Aeronautic and Space Administration (NASA) hardware and physiological requirements, and...
重点词汇1.astronautn.宇航员,航天员2.gravityn.重力,地球引力;严重性;严肃3.absencen.缺乏,不存在;缺席absentadj.缺席的;不在的one’sabsence某人不在的时候?4.bothervt.vi.(使)烦恼,(使)担心;费心;打扰n.麻烦,困难5.occupyvt.占用,使用;居住;占领,侵占;使忙于 beoccupied/(in)doingsth忙于(做)某事?occ...
The existence of tides is often taken as a proof of gravity but this is actually___(accurate). (所给词的适当形式填空) 2023-03-31更新|56次组卷|2卷引用:Unit 2 Period 3 Using Language 同步练习 2022-2023学年高中英语人教版(2019)选择性必修第一册 相似题纠错...
The of the apple falling from the tree is what led Isaac Newton to develop his theory of gravity 2.His unexpected from the party surprised all of his friends. 3. Please don't me while I'm trying to finish my homework. 4. The new project will most of our time this semester,but we...
The units of force in the mks gravitational, cgs gravitational, and British gravitational systems are the forces which impart an acceleration equal to the standard acceleration of gravity,gn= 9.80665 m/s2≅ 32.174 ft/s2, when applied to bodies having masses of 1 kg, 1 g, and 1 lb, respe...