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Anonymous users2024-01-24(1) The fine-mouthed bottle is used to hold liquid medicines, which is convenient when pouring liquid into the container and is not easy to leak outward; The jar contains a solid, large mouth and easy to access with a key;
2) Natural gas is a flammable gas, and igniting it with air or a mixture with oxygen is prone to explosion; Therefore, nitrogen gas must be used first and then natural gas should be used to drain the air in the pipeline
Therefore, the answer is: (1) fine, wide; (2) Exhaust air method to collect gases
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Anonymous users2024-01-23(1) The fine-mouthed bottle is used to hold liquid medicines, which is convenient when pouring liquid into the container and is not easy to leak outward; The jar contains a solid, large mouth and easy to access with a key;
Therefore, the answer is: fine, wide;
2) Natural gas is a flammable gas, and igniting it with air or a mixture with oxygen is prone to explosion; Therefore, nitrogen gas must be used first and then natural gas should be used to drain the air in the pipeline
Therefore, the answer is: exhaust air method to collect gases
1) A conductive ; The hardness is greater.
2)+3 ；Use less aluminium cutlery (other reasonable answers are fine) 3) iron; Al2O3N2 >>>More
Open as few doors as possible, clean them regularly, and adjust the temperature control seasonally.
The toilet is blocked, it's really not a toilet paper problem, the general toilet paper can be melted, you go to the supermarket to buy a toilet plug to see if it works, if it doesn't work, you can only find a professional toilet Negotiate a good price Don't be pitted.
Oil, salt, soy sauce, vinegar, fragrant (sesame) oil, sesame paste, oil, light soy sauce, pepper, pepper powder, five-spice powder, Pixian bean paste, cooking wine, sweet noodle sauce, ......
Furniture should not only be fit-for-purpose, but also beautiful. If the conditions are good, you can pick and choose.