【Daily Question: Pump Equipment】Fill-in-the-blank question, 3/22/2019
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This post was last edited by 3983596_FPPZ on 2019-3-23 at 11:26. For the fill-in-the-blank questions: 1. If both answers are incorrect, +2 Wealth is given for active participation; if one answer is correct and the other is incorrect, +5 Wealth is given; if both answers are correct, +8 Wealth is given. 2. If only one answer is provided, unless it is clear which question’s answer it is, a correct answer earns +5 wealth points, while an incorrect answer earns +2 wealth points; in all other cases, it is counted as active participation and grants +2 wealth points. 3. Rewards for answers are available once per person only. 4. Each reply allows scoring for only one person. 5. The answer and its explanation will be visible after responding. 6. The reward is valid for 48 hours; no reward will be given after that period. Studying* and winning awards again; come by here every day. 1. The output current signal range for common sensors is ( ) mA, which is a standard used internationally. 2. Common austenitic stainless steels include 304 and 304L, as well as 316 and 316L. Compared to the versions without the “L” suffix, those with the “L” suffix contain less of element ( ). Answer: 1. 4-20; 2. Carbon (C). https://www.sohu.com/a/221357986_668786
This post was last edited by 3983596_FPPZ on 2019-3-22 09:53: 4~20 ； Carbon (C)
This post was last edited by 3983596_FPPZ on 2019-3-22 09:54: 4~20mA Carbon (C)
This post was last edited by 3983596_FPPZ on 2019-3-22 09:54; it should be 4–20, and carbon (C) is also present
1 4~20 2 L indicates low carbon; the carbon content with L is at most 0.03
316 and 316L contain Mo, while 304 and 304L do not contain Mo
https://www.sohu.com/a/221357986_668786
This post was last edited by foam_ZPTK on 2019-3-22 09:05: 4-20 Carbon (C)
This post was last edited by 3983596_FPPZ on 2019-3-22 09:55: 4…20, Carbon (C)