A. Taking a course, B. Having an exam. C. Making notes. 12. What is the man's view on the notes? A. They are quite formal.B. They are perfectly complete. C. They are unnecessarily long. 13. What does the man suggest the...
1.inadditiontotensionandconpression,anotherforceisatwork,namelyshear,whichwedefinedasthetendencyofamaterialtofractucealongthelinesofstress.2.theenormousadvantageofsteelisitstensilestrength;thatis,itdoesnotloseitsstrengthwhenitisunderacalculateddegreeoftension,aforcewhich,aswehaveseen,tendstopullapartmanymaterials...
Examples of materials in tension: rope bridges, suspension bridges, telephone wires, tents, steel cables supporting an elevator, and your hair when someone pulls on it.Compression: the pushing force: Compression is a pushing force. It squashes materials. Put your hands together and push hard....
C. There is a mouth-wateringly, delicious, round, chocolate cake in the baker's window. D. There is a mouth-wateringly, chocolate, delicious, round cake in the baker's window. 5. It is as a well-known scholar that he represents himself, and___he is warmly received. A. as such B...
它被表面张力所支撑着,而水从任何湿润的表面耗干一直到完全干燥,是不需要表面张力的.It is held there by the force of surface tension 主句without which water would drain instantly from any wet surface 定语从句先行词是 the force of surface tension ,准确来说是 the force相关...
The input force can vary between load, weight, tension, compression, or pressure, and it can only be measured by a sensor that is designed to calculate that type of force. (We will break down the different kinds of load cells/ force transducers in the section below.) Industries that use...
A person exerts a force of 40 N on a rope to lift a bucket. What is the tension in the rope? A. 40 N B. 50 N C. 30 N D. 60 N 相关知识点: 试题来源: 解析 A。解析:The tension in the rope is equal to the force exerted by the person. So it is 40 N. Option B,...
Today we make room for a remarkably narrow range of personality styles. We're told that to be great is to be bold, to be happy is to be sociable. We see ourselves as a nation of extroverts — which means that we've lost sight of who we really are. One-third to one-half of Ame...
A.Don’t force cheer B.Relax your mind C.We tend to deny the important function emotions serve D.We feel bad when our appearance contradicts how we truly feel inside E.In other words, sadness, anger,and other difficult emotions are nothing to fear ...
The origin of the normal forceis similar tothe origin of tension in a string. 法向力的起源与绳子上的张力的起源相似. 辞典例句 The conceptis similar tothat vision of generalized capital featured in simple growth models. 这一概念与简单增长模型所描述的一般资本的形象相似. ...