3.13 BTC market analysis: btc may have a short-term upward correction, with the resistance level near 86800. When trading altcoins, be prepared for a long-term holding period, and be firm in exiting when the time comes. Because the longer the altcoin holding period, the less certainty there is. Only short-term speculation can be done, and the shorter the holding period, the relatively more controllable.#比特币 #比特币 #BTC #ray