detectwildfirehotspots.Becausethecamerasareusedinremoteareaswherethereislittleorno electricity,thesystemissolarpoweredandusesmicrowavetransmission(传送),whichdoesn?t requirecables(电缆). Thesystem assists140,000forestrangers,grassland managers,conservationistsand researchersinSichuan.Initsfirstfivemonthsofoperations,i...
whenwestareatourdigitaldevices.Soifeyestrainistheissue,blue-light-blockingglassesare probablyoflittleuse. 8.Whatdoweknowaboutbluelight? A.Itisakindofnuclearradiation. BIthastheshortestwavelength. C.Itmaycomefromelectronicdevices. D.Itconsumesagreatdealofenergy. 9.Whatcausesthepopularityofblue-light-blocking...
But exposure times were much quicker by the 1880s, and the introduction of the BoxBrownie and other portable cameras meant that, though slow by today 's digital standards,the exposure was almostc instantaneous.Spontaneous smiles were relatively easy to capture by the 1890s,so we must look else...
China attaches greater importance to lifelong education, and developing continuing education is an effective way to build a lifelong education system. As the base of talentcultivation, colleges and universities are of advanced teaching concepts and superior teaching resources, and should become the entity...
What Barth wrote decades ago is even truer today. 出自-2017年6月阅读原文 She is never sure what the final design will look like until the end. 出自-2017年6月阅读原文 Maybe some experience in their childhood meant that they became obsessed ( ' , 着迷) with calendars and what happened to...
Besides key bilateral projects ranging from energy to digital economy, the Belt and Road cooperation was much discussed. Major infrastructure projects such as the Hungary-Serbia railway and the China-Kyrgyzstan-Uzbekistan railway got a push. Kyrgyz President Sadyr Zhaparov noted the country is willing...
Global hegemonism is an important characteristic. It isn't established on the basis of regional stability or unity, but rather on fractions and factions. By causing other regions to play off against one another, the US is able to gain a firmer hold over distant shores. ...
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Digital transformation: Here's why it matters, what the big trends are, how it impacts you - and why it will never end.
support—qualifies as international commerce. It serves as the lifeblood of today’s globalized economy. Understanding its dynamics is indispensable for governments aiming to create jobs and grow GDP, for companies expanding internationally, and even for small businesses leveraging global digital market...