Simultaneous equations, and the law, and elimination method, the determinant method, matrix,Article, infinitives, identity, unit, unit circle, rounded.
科技的英文是science and technology。词汇分析：释义：科学与技术短语1.science e and technology科学与技术 | 科学和技术2.Science Park and technology3.science U and technology科学技术4.Science Engineering and Technology理科5.science policy and technology policy科技政策6.Science Exchanges and Technology Expansion科技交流和推广服务业拓展资料1.Another distinction between science and technology has to do with the progress in each.科学与技术的另一个区别在于其各自的发展进程。2.The company will build a few automated systems for field trials under supervision of the DHS Science and Technology Directorate.在国土安全部科学与技术部门的监督下，该公司将生产出一些用于实地测试的产品。3.But it is an essential task for science communicators in the developing world, whose efforts will guide the use of science and technology in sustainable development.但是对发展中国家的科学传播者来说这是一项必需完成的任务，他们的努力将会引导科学与技术运用于可持续发展。4.Programmers know that their craft is not just science and technology but art.程序员知道他们的手艺不只是科学和技术，而是艺术。5.The development of science and technology seems to be increasing distance between people.科学和技术的发展似乎正在拉大人们之间的距离。
联立方程组：system of simultaneous equations代入法：substitution method加减消元法：elimination by addition or subtraction行列式法：method of determinant矩阵法：matrix method判别式：discriminant不定式：indeterminate expression恒等式：identical equation单位圆：unit circle四舍五入：round
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