Screws Learn more about Screws
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China's screws and nuts rank first in the import market share in the United States and Europe.
The Ministry of Economic Affairs said recently that China's screws and nuts are of good quality and rapid delivery, and enjoy the international reputation of "Screw Kingdom". There are more than 1500 factories and more than 30, 000 employees, of which the largest industrial settlement is located.
2018-06-30 -
7 minutes waste wooden box into composting box to enjoy the gardening pleasure of turning waste into treasure.
It turns out that all these composting methods will encounter. When the composting soil is half-ripe, the sealed composting method must be taken out and put into another container for about a month, during which time you must stir it once or twice a week, when you need a wooden box.
2018-09-12 -
Flowers are not necessarily bees: sky screws
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2018-07-11 -
When is the snail usually released? What are the precautions?
The snail family is not only a delicacy, but also an irreplaceable animal bait with comprehensive nutritional value in river crab culture. it is not only a favorite live bait for river crabs, but also can purify water quality and remove organic matter (humus) from the bottom of the pond.
2020-11-11 Snail general what time release have which matters needing attention -
Mechanized soil cultivation Technology of Potato
At present, it is in the middle tillage stage of potato planting. In order to guide the production of agricultural machinery, the matters needing attention and fault maintenance of potato mechanization are introduced as follows: first, the adjustment method (take 3ZF-4 as an example) 1. Line spacing adjustment. Line spacing adjustment of type 4 potato ploughing and fertilizing machine: based on the center line of the front crossbeam of the cultivator, loosen the fixing screws on the main beam of the single connection of the two sides of the fertilizing machine, move the single unit of the fertilizing machine, and measure the distance between the two adjacent shovels to the desired ruler.
2019-01-16 -
How to maintain the center pivot?
Sprinkler maintenance plays an important role in grassland, grassland and meadow irrigation. It can not only ensure that the sprinkler machine will continue to operate effectively in the field in the future, but also save irrigation costs and improve irrigation efficiency. The center pivot should
2020-11-09 center pivot how maintenance of -
Idle DIY courtyard pavilion to play with netizens said: this is professional?
DIY courtyard pavilion, I can't rest. Today, I started to make a pavilion because I felt that the process of making a pavilion was a little complicated, so I browsed and watched the sales websites of various craft pavilions for a long time. Feel the price of the domestic pavilion.
2018-06-14 -
As soon as the rope tied up the green apple leaves and grew into A4 paper, it climbed all over the wall for six months.
Green pineapple is raised by everyone, but the difference is very big! Many people develop green pineapple into A4 paper, and some flower friends still have a little bit of leaves. In addition to normal fertilization and watering, traction of green pineapple can also help a lot, but very.
2018-05-24 -
Installation of sow positioning bar
Installation of sow positioning bar
2018-07-06 -
Creating a plant ins style can be done with one thing.
Look through the most fashionable interior designs on ins and you will find that tasteful people have green plants in their homes. However, how to present the flowers and plants in the most beautiful way, only one thing can be properly done. Knitting and hanging.
2018-07-01 -
How to maintain the central supporting shaft sprinkler machine?
Central shaft sprinkler, also known as pointer or circular sprinkler, is suitable for agricultural irrigation in large areas such as farms. It is very important to carry out good preventive maintenance and maintenance of the equipment before or during the irrigation season.
2020-11-09 Center supporting shaft type sprinkler how maintenance center -
Maintenance and storage of cotton seeders
During the use of agricultural machinery, the performance of parts will be reduced or lost due to natural and artificial factors. Therefore, the technical maintenance of agricultural machinery is extremely important, correct maintenance and storage can greatly improve the service life of agricultural machinery, avoid premature wear of parts, and keep the machinery in good technical condition. The author through this year's Shawan County 514 thousand mu machine cotton picking promotion, to do a good job of cotton planter maintenance and storage summarized some essentials, cotton planter maintenance is divided into three categories: maintenance before operation, maintenance during operation, maintenance after operation
2019-01-16 -
Design of low-cost greenhouse chicken house construction of rural household chicken house
Building a basic chicken coop for a small group of birds is a solid weekend project, preparing for a firm do-it-yourself with basic carpentry skills, while a more sophisticated chicken coop can take weeks (and require advanced carpentry skills). The Internet is full of
2018-09-02 Low cost greenhouse chicken coop design rural household construction for -
How to grow balcony vegetables?
The key techniques of planting vegetables on the balcony are as follows: 1. Balcony vegetable growing environment choice. (1) there should be all-day light: the sunshine time of different types of balconies is different. If.
2019-02-25 -
The latest scientific breeding: 200,000 catties of herring raised in one mu and a half water surface
The latest scientific breeding: 200,000 catties of herring raised in one mu and a half water surface
2018-07-09 -
How a small hill brings people in the village a way to get rich
How a small hill brings people in the village a way to get rich
2019-02-17 -
Super-large trench air rainforest landscaping all DIY this wave of operation is almost 6% of the takeoff
Don't say much, look at the operation! In the first part, there is such a set of partition between the living room and the dining room. First, two root sunken logs are selected to be put together as a group. The excellent shape sunken wood is fixed with screws and straps, leaving a gap as the back.
2018-08-21 -
Medium-sized agricultural machinery straw crushing and returning machine how to maintain the effect is good?
Using medium-sized machinery to return straw to the field can increase the content of soil organic matter, improve soil fertility and promote the continuous yield and income of crops. So how can the straw crushing and returning machine have a good maintenance effect? 1. Prepare before operation: you should carefully check the connection of the parts and components.
2020-11-09 Medium agricultural machinery straw crushing returning field machinery how maintenance -
Practical culture techniques of herring
1. Herbivorous herring is a carnivorous fish, which mainly feeds on zooplankton in fry and fingerling stage. When the body length is about 15cm, you change your eating habits and begin to eat small screws. With the development of the lower pharyngeal teeth, the crushing function is enhanced, and the young fish feed on molluscs, such as mussels and snails.
2020-11-08 Herring solid used culture techniques diet herring genus -
The decorator who can't kill scale insects is not a good meat friend. look how she does these things at once.
The 22nd? Qian Yan love succulent love life (WeChat: duorou91) reply to "Community" and 20W meat friends to bask together! Backstage reply "delicious meat", "summer, watering, leaf insertion, soil, disinfestation, black rot" view phase.
2018-06-23