全对称

extraneous risks

附加险

寿险Freight Insurance 见"运费保险" 附加险(Extraneous Risks) 指除了保险条Constructive Total Loss 见"推定全损" 纯粹危险(Pure Risk) 又称"纯粹风险","投机危险"的对称,是指只有损失机会而无获利可能的危险.

spherical shell apparatus

地球氣圈儀

"spherical pyrradiometer","球形全辐射计" | "spherical shell apparatus","地球气圈仪" | "spherical symmetry","球对称"

holoside linkage

醣苷键联

,"holoquinoid salt","全类醌盐;全醌型盐" | ,"holoside linkage","醣苷键联" | ,"holosymmetry","对称"

merostome

肢口类(肢节动物)

肢口类(肢节动物) merostome | 非全对称的 merosymmetric | 稳变异构(现象) merotropism

merotropism

稳变异构(现象)

非全对称的 merosymmetric | 稳变异构(现象) merotropism | 陨铁钾隅石 merrihueite

opisthoglyphic tooth

后沟牙

上下颌全具齿具毒牙的种类,属于后沟牙(opisthoglyphic tooth). 背鳞小,腹鳞宽大. 头顶被少数大型对称的盾片. 无腰带及后肢的残余. 营陆栖、树栖、半水栖和水栖的生活方式. 卵生或卵胎生. 分布几遍及全球. 例如:虎斑游蛇(Natrix tigrina lateralis)又名红脖游蛇、野鸡脖、竹竿青.

plasticine：塑像用粘土

plastic 塑胶 | plasticine 塑像用粘土 | plasticity 可塑性

Steel Skeleton Construction：钢骨构造

"钢珠","steel shot" | "钢骨构造","steel skeleton construction" | "钢枕(铁路)","steel sleeper"