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1)  lead ladle
铅勺
2)  ladle [英]['leɪdl]  [美]['ledḷ]
3)  scoop [英][sku:p]  [美][skup]
勺,提浆勺
4)  scoop tube
勺管
1.
Aimed at some problems of YOT51 and R17K hydraulic couplers occurred frequently in operation, for example, blocking of scoop tubes, fusion of fusible plugs, burning of bearings, lost of the working oil pressure, and vibration of hydraulic couplers, the paper analyzes causes of these faults, and puts forward some improvement methods.
对17K1-E和YOT51型液力偶合器在实际运行过程中经常出现的勺管卡涩、易熔塞熔化、轴承烧损、工作油压消失以及偶合器振动等故障进行了原因分析,并提出改进措施。
5)  Pucrasia macrolopha
勺鸡
1.
Several blood physiological indices including red cell counts,white cell counts,thrombocyte counts,white cell counts,mean corpuscular hemoglobin,erythrocyte sedimentation rate,mean cell volume and percentage of cell volume in three species of birds(Phasianus colchicus,Pucrasia macrolopha,Alectoris chukar)were measured.
为了解勺鸡、雉鸡和石鸡血液生理参数的正常值及其特点,为人工饲养繁殖以及健康状况监测提供参考依据,采用常规方法,对人工饲养的3种雉科鸟类(勺鸡、雉鸡和石鸡)红细胞数、白细胞总数、白细胞分类计数、血小板数、血红蛋白含量、红细胞沉降率、红细胞体积及红细胞比容8项血液生理指标进行了测定。
2.
The study reveals the population genetic structure of Pucrasia macrolopha , with the application of molecular phylogeography and the data from genetic markers.
勺鸡(Pucrasia macrolopha)属鸡形目,勺鸡属,国家二级重点保护动物,目前正面临着栖息地丧失和人类活动的严重威胁。
6)  spoon [英][spu:n]  [美][spun]
勺子
1.
On the basis of typical CAD/CAM software on the application example in a spoon case process,this paper presents a new technology on the components with thin wall and complex surface.
0进行CAM编程)及应用实例(勺子的设计和数控加工)为背景,提出了薄壁异形曲面零件的数控加工新方法,重点为其特殊的夹具设计。
补充资料:铅-铅测年
分子式:
CAS号:

性质:238U和235U两个母体铀同位素的特性实质相同,所产生的放射性成因206,207Pb的方程可合并为(207Pb/206Pb)=[(235U/238U)](t-1)。235U/238U现在的比值是1/137.8,利用非放射性成因‘稳定’204Pb作为参考同位素,作(207Pb/204Pb)与(206Pb/204Pb)的Pb-Pb等时线,应用方程计算年龄,式中(207Pb/204Pb)和(206Pb/204Pb)0是初始比值。

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