-
072024-11Forty-five years ago last February U.S. President Richard Nixon returned from a visit to China that shocked the world and unsettled leaders in Moscow who were a...
-
072024-11For Lisa Hanson, a stay-at-home mother in San Francisco, the alarm that used to rouse her out of sleep most mornings was the sound of her toddler.对于丽萨.汉森这位生活中旧金...
-
062024-11Ride-hailing company Uber is willing to pay up to $3 billion for HERE, a Nokia-owned mapping service that competes with Google Maps, the New York Times reports....
-
052024-11在火星表面上摄制的“洞察号”（InSight）照片，并标示了其天气传感器的方位据麦姆斯咨询报导，美国宇航局（NASA）的“洞察号”（InSight）航天器自2018年末迫降到火星以来，现在于是以沦为这颗红色星球上的“气象学家”，虽然它的主要目的是通过“倾听”来自火星表面的地震波来观测该星球的地质结构，不过它还拿着了一些...
-
052024-11White Pottery白陶White pottery is a kind of pottery whose outside and inside are all white.The greenware is mostly made by hand. It uses porcelain clay or kao-lin...
-
042024-11流量是一个推论量，影响它的因素较多，如：流体的物性、流体流动的特性、现场环境、工艺拒绝、加装、确保、经济性等。