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紫海胆
释义
紫海胆
Encyclopedia
农学
紫海胆
释
sea urchin
紫海胆
棘皮动物门(Echinodermata)游在亚门(Eleutherozea)海胆纲(Echinoidea)正形目(Centrochinoidea)长海胆科(Echinometridae)紫海胆属(Anthocidaris)一种。是太平洋北部海域习见种之一。
理学
紫海胆
释
紫海胆
拱齿目长海胆科紫海胆属的一种。
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time averaging method
time axis
time balance
time-bandwidth product
time base
time-base
time-base instability
time base marker
time-base stability
time bill
time-bounded Turing machine
time budget
time censored test
time change
time characteristic
time chart
time coarse check
time code
time comparison
time complexity
time complexity class
time-complexity function
time constant
time constant of guidance system
time constant of turbogenerator
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