Suddenly asked, Zhao Zhuang suddenly revived, burst out a circle of blazing white light, in the continuous explosion of landslides and cracks, more than a dozen tanks burst into flames, the daredevils did not flinch, their submachine guns spit out flames, roaring into the other side's fire circle.. When the earth-shaking shouts came, the People's Liberation Army in the village threw themselves...

3. "Great earthquake" refers to the great earthquake that occurred in Kanto, Japan, in September 1923. [4] "If the medicine is not enough to cure dizziness and illness," can be found in the Book of History, Shuo Ming (First Chapter), which means that if the mind is not dizzy after taking the medicine, the serious illness cannot be cured. Bergson (H. Bergson (1859-1941) French idealist...

Wang Jinghui felt that this time Zhao Xu came to him as if he was going to have a showdown. He wanted to fool around with him here, but he didn't want Zhao Xu to be a little impatient and go straight to the main body without hesitation. Wang Jinghui said, "I've been very busy all day these two months, and I haven't written any articles, but there are two poems." But I was still a little...

Original title: surgical mask, N95, KN95.. Silly can't tell? You will understand after reading this article. These days, people all over the country are paying attention to masks- "medical masks", "medical nursing masks", "surgical mask", "medical protective masks", as well as "N95" and "KN95" and even "FFP2". Aren't you dazzled? It looks like a mess, so many different names, different types of...

I also got up and looked at his tall and strong back, and then looked at his left leg, which was still a little lame. The wound was not completely healed. Thinking of the way he limped when he was old, I suddenly felt very uncomfortable. Luo Jiaxing, why are you helping me? The burly body in front of him stopped, and after a moment, his deep, slow voice came over: "I have never forced a woman,...

Original Title: Nengbiao Takes You to Understand medical protective suit Standards Recently, in order to alleviate the severe situation of shortage of medical protective suit, goggles and other prevention and control materials, the state has issued a series of temporary emergency measures related to the prevention and control of the epidemic, and timely guaranteed the safety of frontline health...

Original Title: Occupational Hazards and Protection of Carbon Tetrachloride Carbon tetrachloride (CCL) Also known as tetrachloromethane, it is a colorless, transparent, volatile and non-flammable oily liquid at normal temperature and pressure, with a slightly sweet odor similar to chloroform. Its molecular weight is 153.84 and boiling point is 76.8 C | C. It is slightly soluble in water and...