Population Research The main problems and countermeasures facing the current floating population in China are based on the analysis of the data of the sixth national census in 2010. Duan Chengrong, Lu Lidan, Zou Xiangjiang Content Based on the latest sixth national census data and other r…

[China Aluminum Network] Aluminum alloy production includes three processes of casting, kneading and oxidation.

1. Casting is the first step in the production of aluminum. The primary process is: (1) Ingredients: According to the detailed alloy trademark that needs to be produced, …

Spinach also belongs to the important wintering vegetables in the northern part of China. It is planted in winter and harvested in spring. To ensure the high yield of spinach, it is necessary to do a safe wintering management. In the long-term low temperature, w…

Chinese bone injury, stenosis, stenosis, and fixation of the elderly patients with femoral subtrochanteric fractures. Han Kaijin Affiliated Hospital of Nanjing University of Traditional Chinese Medicine. The Nanjing 210029 femoral subtrochanteric fracture was a fracture of the upper femur i…

According to the "inhibition order", degradable plastic products refer to plastic products produced from bio-based materials that can be completely degraded under natural or composting conditions. The traditional petroleum-based plastic bags are not degradable under natural conditions…

For base fertilizer, when the radish is sowed, mix the fine soil with boric acid, mix well and sieve, then apply it as a base fertilizer into the seed ditch or seed hole. Or mix the radish seeds into the dry fine soil mixed with boron fertilizer, mix well and sprinkle into the seed ditch a…

The location and sensitivity determine the amount of exposure and the time of exposure. The problems often encountered during the treatment are: (1) efficacy problems: the efficacy varies greatly depending on the type of hemangioma, the size of the tumor, and the individual. Strawberry hemangio…

In the preventio…

Since the beginning of the year, the signal of the shortage of global timber resources has been continuously issued, and the price increase of imported timber is no longer news. Timber in Southeast Asia, Africa, North America and Russia is China's main source of im…