Participants are inevitable to do harm to others or the society because of the sharp contend . with these rules , all the transactions have the criterions to be done smoothly , the frictions are reduced or avoided , and so the unnecessary risk is avoided in the business . all the institutions are run in the market with their own benefit in this situation 在信托投资风险防范系统中，这儿个方面是缺一不可的，其中，投资人的风险防范走前提，受托人的风险防他是关键，监管机构的风险防范娃保阵，发起人和服务机构的风险防范是补充。
With the increase of the standard of living , many manufacturers pay more and more attention to how to apply single chip computer to design a kind of long - distrance intelligent alarming systen against theft which is connected with telephone line . although there are many alarm systems in the market , many of them have high misinformation and low performance 现在市场上虽有各种名目繁多的报警装置，但多由于可靠性较差、功能单一或造价较高而难于普及，因此如何开发和利用单片机来构成家庭、仓库、银行等地的安全防范系统，忆成为众商家关注的焦点。
