Ten points of urea application Posted on October 01, 2018 At present, the annual utilization rate of fertilizer in China is only 30%, of which the utilization rate of nitrogen fertilizer is generally 30%-50%, the utilization rate of phosphate fertilizer is generally 10%-15%, and the utilization rate of potassium fertilizer is generally 40%-70%. O… US develops new metal sealed drill bit to improve bearing life Posted on October 01, 2018 At present, reducing the cost per foot of drilling has become a buzzword for bit design. In the face of increasingly complex drilling environments and evolving drilling technology, major major bit manufacturers in the United States have introduced unique new bit produ… Ammonium sulfate application method and precautions Posted on October 01, 2018 Ammonium sulfate [(NH4)2SO4], also known as ammonium sulfate, is one of the earliest nitrogen fertilizers produced and used at home and abroad. It is usually regarded as a standard nitrogen fertilizer with a nitrogen content between 20% and 21%. The pure ammonium sulfate is white crystal, … Yanji is expected to become China's largest diamond tool city Posted on October 01, 2018 Synthetic diamond is a super-hard new high-tech material. In 1983, Yanji people introduced formula and technology from Shanghai and founded the town's first diamond tool factory. Due to considerable profits and production and management, by the early 1990s, the whole town had become… Nano-diamond products "grinding" precision components made in Henan Posted on October 01, 2018 Dahe Daily reported that the “Henan Made†products based on nano-diamonds are about to “stain†the hard parts, magnetic heads, chips and other precision components on the international market. This is the news that the reporter learned from the Zhengzhou Economic and … 185条记录/16页 上一页 11 12 13 14 15 16 Home
US develops new metal sealed drill bit to improve bearing life Posted on October 01, 2018 At present, reducing the cost per foot of drilling has become a buzzword for bit design. In the face of increasingly complex drilling environments and evolving drilling technology, major major bit manufacturers in the United States have introduced unique new bit produ… Ammonium sulfate application method and precautions Posted on October 01, 2018 Ammonium sulfate [(NH4)2SO4], also known as ammonium sulfate, is one of the earliest nitrogen fertilizers produced and used at home and abroad. It is usually regarded as a standard nitrogen fertilizer with a nitrogen content between 20% and 21%. The pure ammonium sulfate is white crystal, … Yanji is expected to become China's largest diamond tool city Posted on October 01, 2018 Synthetic diamond is a super-hard new high-tech material. In 1983, Yanji people introduced formula and technology from Shanghai and founded the town's first diamond tool factory. Due to considerable profits and production and management, by the early 1990s, the whole town had become… Nano-diamond products "grinding" precision components made in Henan Posted on October 01, 2018 Dahe Daily reported that the “Henan Made†products based on nano-diamonds are about to “stain†the hard parts, magnetic heads, chips and other precision components on the international market. This is the news that the reporter learned from the Zhengzhou Economic and … 185条记录/16页 上一页 11 12 13 14 15 16 Home
Ammonium sulfate application method and precautions Posted on October 01, 2018 Ammonium sulfate [(NH4)2SO4], also known as ammonium sulfate, is one of the earliest nitrogen fertilizers produced and used at home and abroad. It is usually regarded as a standard nitrogen fertilizer with a nitrogen content between 20% and 21%. The pure ammonium sulfate is white crystal, … Yanji is expected to become China's largest diamond tool city Posted on October 01, 2018 Synthetic diamond is a super-hard new high-tech material. In 1983, Yanji people introduced formula and technology from Shanghai and founded the town's first diamond tool factory. Due to considerable profits and production and management, by the early 1990s, the whole town had become… Nano-diamond products "grinding" precision components made in Henan Posted on October 01, 2018 Dahe Daily reported that the “Henan Made†products based on nano-diamonds are about to “stain†the hard parts, magnetic heads, chips and other precision components on the international market. This is the news that the reporter learned from the Zhengzhou Economic and … 185条记录/16页 上一页 11 12 13 14 15 16 Home
Yanji is expected to become China's largest diamond tool city Posted on October 01, 2018 Synthetic diamond is a super-hard new high-tech material. In 1983, Yanji people introduced formula and technology from Shanghai and founded the town's first diamond tool factory. Due to considerable profits and production and management, by the early 1990s, the whole town had become… Nano-diamond products "grinding" precision components made in Henan Posted on October 01, 2018 Dahe Daily reported that the “Henan Made†products based on nano-diamonds are about to “stain†the hard parts, magnetic heads, chips and other precision components on the international market. This is the news that the reporter learned from the Zhengzhou Economic and … 185条记录/16页 上一页 11 12 13 14 15 16 Home
Nano-diamond products "grinding" precision components made in Henan Posted on October 01, 2018 Dahe Daily reported that the “Henan Made†products based on nano-diamonds are about to “stain†the hard parts, magnetic heads, chips and other precision components on the international market. This is the news that the reporter learned from the Zhengzhou Economic and … 185条记录/16页 上一页 11 12 13 14 15 16 Home