建材
- 微生物建材誕生
《物wù質(zhì)zhì》近jìn期qī發(fā)fā表biǎo的de一yí項(xiàng)xiànɡ研yán究jiū指zhǐ出chū，科kē學(xué)xué家jiā們men用yònɡ聚jù球qiú藻zǎo（一yì種zhǒnɡ藍(lán)lán細(xì)xì菌jūn）制zhì成chénɡ了le建jiàn材cái。他tā們men將jiānɡ沙shā子zi、明mínɡ膠jiāo和hé一yì些xiē營(yíng)yínɡ養(yǎng)yǎnɡ物wù質(zhì)zhì，與yǔ活huó的de聚jù球qiú藻zǎo混hùn合hé在zài一yì起qǐ，然rá
學(xué)苑創(chuàng)造·A版 2020年4期2020-04-24
- EXACT SOLUTIONS FOR THE CAUCHY PROBLEM TO THE 3D SPHERICALLY SYMMETRIC INCOMPRESSIBLE NAVIER-STOKES EQUATIONS?
ZHANG(張建材)Department of Applied Mathematics,College of Science,Zhongyuan University of Technology,Zhengzhou 450007,ChinaE-mail:mathzhangjianlin@hotmail.comYuming QIN(秦玉明)Department of Applied Mathematics,Donghua University,Shangh