d by是什么意思

d by中文什么意思

d: CD ＝ 400. DC ＝ 600.
'd: 〔口语〕 1.＝ had: I'd ... ＝ I had .... 2.＝ did: Where'd ... ＝ Where did .... 3.＝ should (或 would): He'd ... ＝ He should (或 would). 4.＝-ed: foster'd.
a and d: 入院和出院
a d: disk]重折光盘; 放弃的; 是一组对立项; 重折光盘,暗带
d: D flat 【音乐】降 D 调。 D major [minor] 【音乐】 D 大调[小调]。 D sharp 【音乐】升 D 调。 a D student 劣等生。 a D slide valve D 形滑阀。 CD ＝ 400. DC ＝ 600.

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While in our first example , we used d by itself , this time we use the d command preceded by an optional numerical address
与第一个示例中只使用d不同的是，这一次使用的d前面有一个可选的数字地址。
I agree that no adequate , feasible alternative to patents exists for encouraging r & d by manufacturers of pharmaceutical drugs
我同意能够鼓励药品厂商的研究与发展的合适的长期专利权替代品是不存在的。
I began my fence or wall ; which being still jealous of my being attack d by some body , i resolv d to make very thick and strong
一月三日我动手修筑篱笆或围墙，因为我一直担心受到攻击。我要把围墙筑得又厚又坚固。
Foodstuffs - determination of vitamin d by high performance liquid chromatography - measurement of cholecalciferol and ergocalciferol
食品.用高性能液相色谱对维生素d进行的测定.第3部分:维生素d3和:维生素d2的测量
Foodstuffs - determination of vitamin d by high performance liquid chromatography - measurement of cholecalciferol and ergocalciferol ; german version en 12821 : 2000
食品.高效液相色谱法测定维生素d .维生素d3和麦角骨化

d by中文什么意思