查询词典 calculus of classes

propositional calculus：命题演算

关系演算基于数理逻辑的一个分支命题演算(propositional calculus),更精确地说是一阶谓词演算(first-order predicate calculus). 关系演算在逻辑表达式中使用AND和OR这样的运算符来进行关系运算. SEQUEL(结构化英语查询语言)是SQL的前身,由IBM开发,

radiopaque calculus：阳性结石

radioopacity 辐射不透迷 | radiopaque calculus 阳性结石 | radioparent calculus 阴性结石

calculus of variations of simple integral：单积分变分学

calculus of variations of multiple integral | 重积分变分学 | calculus of variations of simple integral | 单积分变分学 | caledonite | 铜铀矿,铝蓝钒

Dental calculus; Serumal calculus; Tartar of teeth; Odontolith; Dental tophus：齿根石; 血淸石

Dental aplasia 齿成形不全 | Dental calculus; Serumal calculus; Tartar of teeth; Odontolith; Dental tophus 齿根石; 血淸石 | Dental cyst; Radicular cyst; Root cyst 齿根囊肿

tuple calculus：元组[关系]演算

域[关系]演算 domain calculus | 元组[关系]演算 tuple calculus | 量词 quantifier

Mammary adenosarcoma; Mueller's sarcoma; Mammary adenofibroma：叶状乳腺肉瘤; Mueller氏肉病; 乳腺腺纤维瘤

Mammary adenoma 乳部腺瘤 | Mammary adenosarcoma; Mueller's sarcoma; Mammary adenofibroma 叶状乳腺肉瘤; Mueller氏肉病; 乳腺腺纤维瘤 | Mammary calculus; Lacteal calculus 输乳管石; 乳石

calculus,calculi：结石

\\"向钙性,趋钙性\\",\\"calcotropism\\" | \\"结石\\",\\"calculus,calculi\\" | \\"胆结石\\",\\"calculus,calculi,biliary\\"

Cystiform dilatation of kidney; Cystic disease of kidney：肾脏囊肿病

Cysticercus disease 囊尾虫病; 绦虫幼虫病; 幼绦虫病 | Cystiform dilatation of kidney; Cystic disease of kidney 肾脏囊肿病 | Cystin calculus; Cystin stone; Cystic-oxide calculus 膀胱酸结石

calculus of bladder (cystolithiasis); vesical calculus：姲螂捉崾?膀胱石病

膀胱异物 foreign body in bladder | 姲螂捉崾?膀胱石病) calculus of bladder (cystolithiasis); vesical calculus | 膀胱结石合并膀胱尿道口梗阻 cystolithiasis with obstruction of vesicourethral orifice

cystolithiasis with obstruction of vesicourethral orifice：膀胱结石合并膀胱尿道口梗阻

姲螂捉崾?膀胱石病) calculus of bladder (cystolithiasis); vesical ... | 膀胱结石合并膀胱尿道口梗阻 cystolithiasis with obstruction of vesicourethral orifice | 膀胱憩室结石 calculus in diverticulum of bl...

sternpost：船尾骨

stem 船首 | sternpost 船尾骨 | storeroom 储藏室

be blind to：缺乏眼光

be awake to知晓, | be blind to缺乏眼光, | be close to紧挨着,