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黑龙江
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黑龙江
Encyclopedia
理学
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释
Heilong Jiang
黑龙江
亚洲大河。为国际河流。
理学
黑龙江
释
Heilong Jiang
黑龙江
中国与俄罗斯的界河。
理学
黑龙江
释
Heilong Jiang
黑龙江
中国清代东北政区。
Astronomy
Heilongjiang
黑龙江
随便看
direct-reduction iron
direct-reduction ironmaking
direct reduction reaction in blast furnace
direct reeling
direct refutation
direct regulating method
direct reporting network
Direct Response Marketing/ Direct Marketing
Direct-Response Television Marketing
directrix
directrix of a conic
directrix of a conical surface
directrix of a cylindrical surface
direct rule of inference
direct rule of three
direct sampling
direct sampling technique
direct search
direct search factorization
direct search method
direct seeding
direct selection
direct selection and submission to the throne for approval
direct sensitivity
direct sequence
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