1700929710
distances~的距离206,223;
1700929711
1700929712
as gaIaxies作为星系224,226;
1700929713
1700929714
Great Debate on关于~的大论战189—194,198,219,223—225;
1700929715
1700929716
Messier’s cataIogue梅西耶星表178,179,183;
1700929717
1700929718
spiraI旋涡~183—184,185;
1700929719
1700929720
veIocity measurements~的速度测量247—248
1700929721
1700929722
neutron stars中子星168,280
1700929723
1700929724
neutrons中子293—297,299,302,304,314,316,327,472
1700929725
1700929726
Newton, Isaac艾萨克·牛顿117—119,147,401;
1700929727
1700929728
gravity theory引力理论118—119,123,125—128,137,144
1700929729
1700929730
NichoIas of Cusa库萨的枢机主教尼古拉斯36
1700929731
1700929732
noise噪声426—433,461
1700929733
1700929734
North Star,北极星see PoIaris见“北极星”
1700929735
1700929736
novae新星192,193,195,222—223,224,226,258
1700929737
1700929738
Novara, Domenico Maria de多梅尼科·玛丽亚·诺瓦拉38
1700929739
1700929740
nucIear fission核裂变297—300,298
1700929741
1700929742
nucIear fusion核聚变297—302,310—311,328
1700929743
1700929744
nucIear particIe cross—sections核的粒子截面317,326
1700929745
1700929746
nucIear physics核物理学267,295,299—300,305,306,318,333
1700929747
1700929748
nucIeosynthesis核合成437,473;
1700929749
1700929750
Big Bang大爆炸308—318,322,323,385,397—398;
1700929751
1700929752
chain of核反应链389,
1700929753
1700929754
TabIe 5;表5
1700929755
1700929756
heavier eIements重元素323—328,385—400,473,486;
1700929757
1700929758
steIIar恒星上的~385—390,398—400
1700929759
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