How to calculate the friction of pipe jacking

1. First of all, judge whether it is static friction or sliding friction. Static friction should be formulated according to Newton's second law. If it is in an equilibrium state, it can also be formulated as an equilibrium equation. If it is sliding friction, use f = UN, and remember that it is multiplied by elastic force, which is not necessarily equal to gravity

2.

How much does it take for Pokemon to recapture 200000 insects? Detailed introction to the cost of catching insects. Today Xiaobian brings you the relevant strategies of Pokemon replica game. I hope it can help you. Let's have a look

How much does it take for Pokemon to recapture 200000 insects

A: look at the VIP level. It's 20000 or 30000. Xiaobian brought three double cards last time, which is barely 160000

About Pokemon remake game:

Pokemon remake is a characteristic RPG strategy hand game. This game features classic Pokemon as its theme. In the game, there are hundreds of lovely elves, rich and gorgeous skills, and creative manual combat system, which make players have a super cool experience

3. Different elves have different demands. Although there are only 8 Megas at present, there are 140

4. As long as it's not the legendary purple box, the elves can catch me infinitely. I've caught seven of them

5. There are six ways to get gold coins:
1. You can get gold coins by breaking through the daily barriers
2. You can get gold coins by checking in the trainer of the guild in the pocket guild, etc.
3. You can get gold coins by daily tasks
4. Then you can get gold coins by meow treasure house
5.

6. Nanchong City, Dazhou City, Panhua City, Luzhou City, Neijiang City, Ganzi Tibetan Autonomous Prefecture, Suining City, Yibin City, Mianyang City, Cheng City, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan mining machinery platform is real.

7.

1. Jinma Biji square

Jinma Biji square is located at the confluence of Sanshi street and Jinbi Road in the center of Kunming. It is 12 meters high and 18 meters wide, with beautiful carved beams and painted buildings. The East Square is called Jinma square because of Jinma mountain, and the west square is called Biji square because of Biji mountain, which is the symbol of Kunming. Jinma Biji square was built in Xuande period of Ming Dynasty, which has a history of nearly 400 years

2. Nanping pedestrian street is not only an old block in Kunming history, but also an old commercial street in Kunming. Nanping Street is the old financial, commercial and entertainment center of Kunming. To maintain the attraction of the city center, the establishment of pedestrian street can encourage the development of Commerce, culture and entertainment to the greatest extent

3. Kunming old street, Guanghua Street, which starts from Zhengyi road in the East and ends at Wuyi Road in the west, has a total length of 435 meters. It is the only old street with ancient and simple style in Kunming. In today's Guanghua Street, you can eat authentic small pot rice noodles, you can find bizarre Yunnan antiques, and you can find a century old drugstore. Guanghua Street contains the ancient and modern of Kunming with his mottled and simple mind

Xiaoximen is an important commercial center in Kunming, which has always been the area with the largest flow of people and the most intensive commercial activities in Kunming! Kunming xiaoximen is an important area in Kunming, connecting Panjiawan in the West and Nanping Street in the East. After the completion of Nanping Street, the two are connected to form a more large-scale Kunming commercial center

Yunnan ethnic village is located on the Bank of Dianchi Lake in the southwest suburb of Kunming City, Yunnan Province, covering an area of 89 hectares. It is a window to reflect and display the social and cultural customs of 26 ethnic groups in Yunnan Province. It is a national AAAA tourist attraction and a national cultural base of the State Ethnic Committee, CIOFF is the folk traditional culture base of China National Committee and one of the first national work contact points of the National Committee for nationalities

8.

Dianchi Jindian and World Expo Park Cuihu

Shilin Jinma bijifang chuangku Art District Jiuxiang scenic area

Yong'an shopping mall Shuanglong shopping mall (Yongshan Road) Baihui commercial square (Dongfeng West Road)

the World Expo Park

9. In the near future, I suggest you go to Shuncheng center, where there are DQ, vans, Zara and AGN è S B, Givenchy, Y-3, etc., Taobao, I suggest you go to cultural Lane, where it's fashionable,
en, let me introce you to some department stores,
1. Southwest Parkson (middle end), youth intersection

2. Bailian Parkson (middle high end), Sanshi Street

3. Avimin store (middle end), southwest Parkson diagonally opposite

4. Jinying Shopping Center (high end), Youth Road, There are SF, Hermes, Gucci and other big brands

5. Kinge Center (high-end), the most high-end shopping mall in Kunming, with LV, Tod & # 39; S. Such as Versace. Next to the city government

6. Kinge department store, Jinlong store (high-end), old high-end shopping mall, Baita Road

7. Kinge department store Hui store (high-end), with strong cosmetics brands such as La Mer, and luxury brands such as Catier, opposite to Jinlong Department store

8. Jinge department store time store (high-end), newly opened, most of the stores are still in the enclosure, but it has Gucci in Kunming, maxmar, EA's second store, and Tiffany & Co's first store in Kunming, time Junyuan in the north urban area

9. 100 new world (middle end), a relatively young shopping mall, suitable for young people to stroll.

10. Famous stores in Qingcheng. There are many brands of underwear in women's shopping malls. Baoshan Street

11. Amax Meichen department store. It's also a shopping mall suitable for young people. I feel that there are more discounts. Little Simon
in addition, kunda, Aocheng department store and new world department store are not mainstream stores
for blocks, you can recommend Zhengyi Road, xiaoximen, Nanping Street, guodefense Road, Tongren street, etc
I hope you have a good time in Kunming!