At this time, outside the small workshop, Li Delong, Liu Yong and others were still waiting there with lunch boxes. Fortunately, it was noon, otherwise they would have caught a cold after such a long time.
"Brother Tai, the commander said that the discussion inside is over, let everyone go in!" Xu Jianguo found Tai Wei and said.
"What about the guard squad? Should they withdraw?" Tai Wei asked.
"The commander didn't say anything. Why don't we go in and ask?" Xu Jianguo said.
"Okay!" After Tai Wei finished speaking, he walked towards the house.
Xu Jianguo said to Li Delong and the others, "You must be freezing! Come inside and warm up. Heat up the food on the stove before you eat, or you'll get a stomachache!"
"Haha, it's not cold, not cold. The energy in our hearts hasn't died down yet!" Li Delong and others walked over with a smile and spoke.
"Okay, you're in good shape, keep it up!" Xu Jianguo also said with a smile.
"No problem, Mr. Xu, just watch!" Liu Yong said.
After they returned to the house chatting and laughing, they placed eleven large lunch boxes on the two stoves inside and outside the house.
In addition to six workers including Li Delong and Liu Yong, there were exactly eleven people including Xu Jianguo, two commanders and their guards.
After the lunch boxes had been heated on the stove for more than ten minutes, Li Delong and his companions picked up the lunch boxes wearing cotton gloves, delivered them to each person one by one, and then took out clean chopsticks.
It was almost one o'clock in the afternoon when the eleven people finally had their hot meals. Everyone had a smile on their face, even Ma Guoliang and Dong Jixiang.
After dinner, Xu Jianguo refilled the two commanders' teacups with water. The three of them sat in the house and chatted for a while, then got up again and rushed to the shooting range to prepare for the afternoon's magnetic grenade test.
All the staff of the small workshop continued to participate in the afternoon test. Before leaving, Xu Jianguo put the electromagnetic wave receiver into his shoulder bag and put it on his back. Then, in front of everyone, he put all the parts related to the low-light night vision device into the wooden box in the corner, which was actually stored in the space.
When everyone returned to the shooting range, people from the General Staff and the Military Research Institute were already waiting there.
When Cao Dejiang and Liu Hong saw Ma Guoliang and others arriving, they hurriedly came forward to greet them.
"Comrade Xiao Cao, how are the preparations going?" Ma Guoliang asked as he walked towards the observation area.
"Report to the commander, everything is ready and the test can start at any time!" Cao Dejiang said.
"Okay, let's start!" Ma Guoliang said.
"Yes!" Cao Dejiang agreed and left.
A moment later, Cao Dejiang arrived at his position as the chief test commander, picked up the megaphone again, and said, "The first round of testing of the magnetic grenade is about to begin. All departments, prepare!"
At this time, the explosion test area was still surrounded by sandbags, but the area was larger than in the morning, and in the central area, there was a dilapidated and almost scrapped truck parked.
Just as Xu Jianguo was staring at the truck, wondering how the other party would steal the test samples this time, he heard Cao Dejiang's voice again: "Testers, get ready!"
As he finished speaking, the two engineers received two magnetic grenades from the ordnance department and then quickly walked back to the perimeter of the test area.
"Due to the special nature of magnetic grenades, both rounds of this test will be conducted by throwing. The countdown begins!" Cao Dejiang said while holding a loudspeaker.
When Xu Jianguo heard his words, his eyes narrowed slightly, and the guess in his mind became a little uncertain.
"All by throwing? Then how are we going to steal the samples?" Xu Jianguo thought to himself.
"Ten, nine, eight... three, two, one, start!" As the countdown ended, Cao Dejiang gave the throwing instructions to the two engineers conducting the test.
I saw an engineer holding a cylindrical magnetic grenade in his right hand. He first twisted the bottom of the grenade with his left hand, then pulled out the pull ring on the top, and finally threw the grenade hard towards the big truck in the center of the site.
The action of the engineer twisting the bottom of the grenade before pulling out the pull ring is an important step in whether the magnetic grenade can complete magnetic attraction.
Before designing this grenade, Xu Jianguo had searched a lot of information in his mind, but due to the limitations of the times and technology, such a small electromagnetic device was still difficult to realize.
So he made some improvements based on the original magnetic grenade and chose a natural magnet with relatively strong magnetic force as the raw material. Although its magnetic force is not as good as the later neodymium iron boron, after Xu Jianguo's testing, it can also meet his design requirements.
In addition to natural magnets, Xu Jianguo also built a magnetic isolation plate with ceramic material at the bottom of the magnet to isolate the magnetic force, so as to ensure the storage and transportation of suction grenades in non-combat conditions.
The test engineer twists the bottom before throwing in order to destroy the magnetic isolation plate and restore the magnetism of the magnetic grenade so that it can be successfully attached to the target surface.
The bombing area was about thirty meters away from the truck. After the engineer threw the magnetic grenade out, he quickly squatted and hid behind the sandbag wall.
The grenade he threw was rapidly approaching the target in the form of a parabola, but when veterans like Ma Guoliang and Dong Jixiang saw this scene, they couldn't help but shake their heads.
This is because according to their experience, the engineer's throwing force is obviously not enough. In other words, the grenade cannot accurately land on the target object. Although it will still cause some damage to the target, due to the change in the explosion radius, the degree of damage will drop exponentially.
But what everyone didn't notice was that Xu Jianguo, who was watching this scene, did not have any disappointment on his face. Instead, the corners of his mouth were slightly raised, revealing a faint smile.
At this time, everyone on the shooting range was staring at the falling grenade. However, just when everyone thought that the grenade would fall less than two meters away from the truck, an amazing scene happened.
The magnetic grenade that was about to fall to the ground suddenly changed direction and flew towards the door of the truck at a faster speed than before.
With a crisp "clang" sound, the tail of the magnetic grenade was firmly attached to the door of the truck. Then a loud "bang" was heard, and the cab of the truck was engulfed in flames.
This dramatic scene made everyone present freeze in place. It was not until the smoke cleared that bursts of gasps were heard from the field.
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