In order to deepen the popularization and application of soil testing and formula fertilization technology, optimize fertilization structure, realize quantitative optimization of fertilization, promote grain yield increase, increase agricultural efficiency, increase farmers' income and save ----more
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News Related Keywords: No tags. Fire Electrical System 1, the ground insulation resistance detection circuit automatic fire alarm system, the ground resistance, the system, the pipeline installation (fire resistance rating, spraying) and protection status; 2. Detect the setting status, installat ----more
Plastic additives have always been based on o-benzene products, but with the wide application of plastic additives DOP in the food packaging and medical supplies industry, people are paying more attention to its toxicity. It has even been observed that when people lose blood stored in a PVC plastic ----more
The double-head screw lift does not mean that there are two heads. It is said that the screw rods of such screw lifts are specially treated and the lead is double that of conventional ones. Therefore, it is called a double-headed screw. Double-headed screw lifts have a wide range of uses in applica ----more
All relevant certification companies: The China Quality Certification Center (CQC) has revised the CQC11-463515-2014 cable safety certification rules for photovoltaic power generation systems recently. Application category: 011032. The main revisions are a ----more
Recently, Shandong Xingyu Gloves Co., Ltd.'s patented product: "Unibao" has won the 5A product certification, and has received the honor: passed the world's most authoritative and most influential textile eco-label - Oeko-Tex Standard 100 (International Textiles The Institute of E ----more