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- EDTA Titration of Bismuth in Fusible Alloy EDTA络合滴定法测定易熔合金中高含量铋
- The uncertainty of measurement in the successive HG-AFS determination of As Sb Bi and Sn in zinc concentrates was analyzed. 摘要对HG-AFS法连续测定锌精磺中砷、锑、铋、锡的不确定度进行了分析。
- The fusible alloy will prevent the disk from rupture if it remains in place. 如果易熔合金保持在适当的位置，它将防止破裂盘破裂。
- The replicas are made by using a thin film of fusible alloy on a stiffening platen. 复制是用附着在加强托板上的可熔合金薄膜实现的。
- Pressures above 500 psig may cause the fusible alloy to extrude and eventually release the product. 500 psig以上的压力会使易熔合金变形和最终释放出产品。
- NF3 cylinder valves are equipped with pressure relief devices consisting of a frangible rupture disc backed by a fusible alloy. NF3钢瓶配备有由易碎破裂盘及其后的易熔合金组成的减压装置。
- Using fusible alloy lose pattern technique for entirety making core, the enclosed cast alumnium alloy impeller with 15 blades and complicated cavity obtained by sand casting. 采用低熔点合金的熔失模，整体制芯，砂型铸造带有15个叶片、流道型腔复杂的封闭铝合金叶轮。
- The plugs may use one of several designs to hold the fusible alloy in place. (See Fig. 2.) The temperature rating of the fusible metal is stamped into the face of the device. 塞子可以采用几种设计中的一种，把易熔合金置于适当的位置。易熔金属的额定温度印在装置的正面。
- Especially, thepresence of Sn in TiO_2-SnO2-SiO2 catalyst promotered the selectivity to DPO. 经Sn改性后的复合型TiO_2-SnO2-SiO2催化剂,使DPO的选择性明显提高。
- Study the action of Sn in the production of APT by ion-exchange of hydrometallurgy. 较系统地研究了湿冶离子交换法生产仲钨酸铵工艺中杂质锡的行为。
- Cu and Sn in 7 phosphor-bronze, bronze reference materiais was analyzed by ED-XRF. 本文提出X荧光能谱法测定磷青铜、青铜标样中铜与锡含量的方法。
- Base characteristic of silk sand washing process, mostly materials used in fusible interlining was selec ted. 本文根据丝绸砂洗工艺的特点对生产浆点粘合衬布的主要原材料进行了试验筛选。
- A model 975 ICP direct reading spectrometer was used to determine the trace elements of Ca, Cd,Cr, Cu, Fe, Mg, Mn, Mo, Ni, Pb and Sn in U3O8 CRMs. 用975型ICP直读光谱仪同时测定八氧化三铀系列标准物质中Ca、Cd、Cr、Cu、Fe、Mg、Mn、Mo、Ni、Ph和Sn11种杂质。
- In order to control impurities content in pure tungsten powder, it is important to determine trace As and Sn in pure tungsten powder. 为控制纯钨粉中杂质元素的指标，准确测定其中痕量元素砷和锡的含量十分必要。
- The changes of the shrinkage rates of polyester fabrics in fusible interlining in different temperatures and times are discussed. 取三种粘合衬与涤纶面料粘合,测试不同的粘合温度和放置时间条件下缩率的变化,并且进一步分析了这一变化。
- In order to control impurities content in pure tungsten powder,it is important to determine trace As and Sn in pure tungsten powder. 结果表明,石墨炉原子吸收光谱法测定纯钨粉中痕量砷和锡,方法可靠,简单快速。
- fixed temperature detector using fusible alloy 易熔合金定温火灾探测器
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- The melting point and the shear strength of Bi-Pb-Sn-Cd fusible alloys were determined by DSC and tension tester. 利用差热分析仪和拉伸试验机;研究了易熔合金Bi-Pb-Sn-Cd的成分对合金熔点和剪切强度的影响.
