系統整合​

Self- are just ， you know. These are some types of that have the to . It's like， well， think of a thing that has the power to heal its own . That's what these can do in a way.

How do they work？ Well， there are here. Some use with . When a crack or ， the and the that fill the gaps and ， a . For ， in the case of small in walls. self – . These can after being due to . Like， say， in the on the 's ， if it gets .

This is super in ways. is one major . that can heal stay in for a time. It the need for . One that with self – could see costs drop by up to 30% over a 20 – year . And then there's the of . can be . For ， if a has a small crack， it can be up it a major .

Let's talk about an many ask. Q： Do these self – add a of to the ？ A： Not . The and used are to be . They don't cause a major in the 's .

Q： Are they to ？ A： It's a bit on the side in the ， to . But over time， the in long – term costs this cost.

When to ， self – are miles ahead. often are ， for to be and . Self – act . might need to get to the site in ones， which can be ， like in tall with hard – to – reach areas. Here， the fixes any human in many cases.

The of self – could take the to new in the . I we give our all to in and in this area so that we can get even ， more in the years. Using these for types of can how we and our .