(1) If the wall is horizontally hoisted, a bolt with a diameter of 6 mm will not be a problem. Determine the position of the wall and make a hole of the same diameter as the bolt, the depth of which is the length of the bolt trunk.
(2) The trunk with the…
Appropriate soil environment is an important prerequisite for ensuring healthy growth of crops and achieving high quality and high yield. Soil pH is an important indicator for evaluating soil environment, and it is also a project that needs to be tested before crop planting. In o…
1) Working with DC 24V±10%/2A power supply, working current <300mA;
2) Split control 1 to 4 doors, 1 to 4 way open button (fire) input, 1 to 4 circuit lock control output;
3) IC, CPU, ID card read and write time: ≤0.2S;
4) Net…
We know that bulk density is an important indicator for evaluating the quality of wheat. Wheat bulk density needs to be measured in many fields such as wheat acquisition. For more convenient and accurate measurement of bulk density, modern instrumentation is widely used, that is,…
From March 29th to 31st, the 20th China International Cement Technology and Equipment Exhibition was held in Hefei Anhui International Convention and Exhibition Center. Xugong Group exhibited four major categories of loaders, dump …