We have the sound of a miner in the building

1. No matter what kind of computer, noise is basically a fan problem. If you can't clean up the st on the fan, replace it

2. At present, the lowest sound on the market is the interstellar bit miner, less than 30 dB

3. Mine heard a strange voice
2 minutes ago everl Xiaoxuan | classification: single game | browse twice
mine heard a strange voice
2 minutes ago everl Xiaoxuan | classification: single game | browse twice
mine heard a strange voice
2 minutes ago everl Xiaoxuan | classification: single game | browse twice

4. Is your building a steel structure house? If it is, it is very likely that the uneven expansion and contraction of the steel structure lead to the noise of the joints, and some of the noise is like the sound of a metal ball falling on the floor and rebounding. If so, there's nothing wrong with the structure. It's just that I'm upset. If it's not easy to understand, you can imagine that the "wall mounted air conditioner" often makes abnormal noise e to temperature change after it is turned on and off. There are many steel structures. Many office buildings sell steel structures as apartments.

5. Don't confiscate it. Don't let it go. No one will take care of it. Be careful that he will retaliate against you for such a small matter. The people who drive the mahjong machine are usually very unscrupulous. If there is a policeman coming, can he only say one or two words? Then some streets won't turn into mahjong streets..... Don't call the police, if you can

6. My family lives on the third floor, and there are shops below. In the middle of the night and in the early morning, I can hear the machine buzzing. I went downstairs to find someone else and said it wasn't them. There was no one living upstairs. I didn't know where the sound was made. Was it so loud that only my family could hear it? I asked the owners and no one answered

7. ETF is an index fund, which can be bought where the stock is bought. ETF linked fund is a kind of open-end fund simulating index, which needs a fund account to purchase and redeem. Lof is an innovative open-end fund of Shenzhen Stock Exchange. It can be purchased and redeemed or traded in the secondary market. It needs to open a fund account in Shanghai and Shenzhen<

ETF funds
investors can buy ETF in two ways: they can buy ETF from fund managers according to the net value of the fund on the day after the closing of the securities market (the same as ordinary open-end mutual funds); It can also be purchased directly from other investors in the securities market. The purchase price is determined by both the buyer and the seller. This price often has a certain gap with the net value of the fund at that time (like ordinary closed-end funds)
ETF is considered as one of the greatest financial innovations in the past decade, which has the characteristics of both open-end fund and closed-end fund. So far, almost all ETFs are index funds. The earliest ETF was the standard & Poor's 500 Index ETF issued in the early 1990s. Since then, ETFs for Dow Jones, NASDAQ, Russell, Wilshire and other indexes have come out one after another. In recent years, special ETFs for specific instries, countries or regions have emerged< At present, there are 75 funds, such as Boshi Shanghai Securities 30etf, South China Securities Xiaokang instry ETF

ETF feeder fund

because ETF funds must be purchased through securities companies, some fund companies have developed ETF feeder fund in order to broaden the sales channels of ETF. ETF feeder fund is essentially a kind of open-end fund, and its subscription, purchase and redemption methods are as follows Channels are exactly the same as ordinary open-end funds. Their characteristics are that the investment targets of ordinary open-end funds and ETFs are stocks, fixed income and other assets, while the vast majority of the investment targets of ETF feeder funds are their target ETF funds (generally, they invest in the target ETF funds with no less than 90% of their positions), which are also called "shadow funds" "Replication fund"< At present, there are 54 funds, such as e-fonda gem link and Huaxia Hang Seng ETF link

lof fund
lof is an innovation in the trading mode of open-end funds, and its more practical significance lies in: on the one hand, lof provides technical means for "closing to opening". For closed-end funds, lof is a solution that inherits the characteristics of closed-end funds and increases the way of investors' exit. For closed-end funds, lof is not only a reasonable transformation of fund trading mode, but also a reasonable inheritance of open-end funds to closed-end funds. On the other hand, the floor trading of lof reces the pressure of redemption. In addition, lof increases sales channels for fund companies to ease the sales bottleneck of banks
at present, there are 83 funds, such as Damo resources preferred and Wanjia instries preferred

8. ETF is the abbreviation of exchange traded fund, which is also called exchange traded fund. ETF is an open-end securities investment fund proct listed and traded on the stock exchange, and the trading proceres are exactly the same as those of stocks.

9. ETF refers to the exchange of listed funds
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