网络释义专业释义英英释义
参考答案： 甲地最高，丙地最低，参见：负数（Negative）, 非负数（Nonnegative）, 加号（Plus Sign）, 零（ 跪求：MTP是什么意思跪求：MTP是什么意思 MTP(英文全称Management Training Program )是一个1.
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plus-minus sign 正负号
PLUS SIGN BELOW 下面带有加号
plus or minus sign 加号或减号 ; 正负号
combined plus and minus sign 正负复合符号
柯林斯英汉双解大词典
plus sign
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1.
N-COUNT A plus sign is the sign + that is put between two numbers in order to show that the second number is being added to the first. It can also be put before a number to show that the number is greater than zero (+3), and after a number to indicate a number that is more than a minimum number or amount (18+). 加号; 正号
双语例句原声例句权威例句
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This brought in their writing skills. After we talk about all of them, we will write the numbers down - now this is three and two more - before we even tell them the plus sign, you know,how to join things together."
VOA: standard.2010.08.10
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And you can use mnemonics to try to keep these straight I see the T as sort of a plus sign.
你可以使用记忆术来记清它们,我将T看成是加号。
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sa So we have 1 s a, and we're drawing this as having a positive amplitude, but since we have destructive interference we're going to draw 1 s b as having the opposite sign, so we have a plus and a minus in terms of signs.
我们有，我们把这画成一个正的振幅，但因为我们是相消干涉,我们把1sb画成相反的符号，所以我们有一正一负两个符号。
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