| 1. | Isomers are defined as compounds having the same formula but different structures . 异构体被定义为化学式相同而结构不同的化合物。 |
| 2. | The technical terminology used in the patent claim shall be consistent with that used in the specification 权利要求书中使用的科技术语应当与说明书中使用的科技术语一致,可以有化学式或者数学式,但是不得有插图。 |
| 3. | The xrf analysis of plct thin films shows that the atomic ratio of plct thin films is closed the ideal chemical mole ratio of plct thin films 利用xrf分析了plct薄膜的pb 、 la 、 ca 、 ti原子百分比,可以看出其比例接近于设计的化学式摩尔比。 |
| 4. | Tanzanite is a blue variety of the gemstone zoisite . it consists of calcium aluminium silicate and is not particularly hard , having a value of 6 . 5 to 7 on the mohs scale 其实坦桑石则是宝石级蓝色的黝帘石,是一种含钙铝的硅酸盐,化学式为 |
| 5. | Element analysis apparatus and xps were taken to analyse the chemical components of the acquired products , the chemical elements of the systems were almost in according to which theoretical structural formula 利用元素分析仪和xps对合成产物的化学成分进行了分析,各体系的化学元素基本与理论化学式相符。 |
| 6. | For the profound comprehending of gibbs function and conditions of phase balance , the paper deduces one of the phase balance conditions is the chemical potential being equal in different phases 通过对吉布斯函数定义的再认识和单元两相系平衡条件的推导得出单元复相系相平衡的条件之一是具有强度性质的各相化学式相等。 |
| 7. | A white crystalline substance , c27h45oh , found in animal tissues and various foods , that is normally synthesized by the liver and is important as a constituent of cell membranes and a precursor to steroid hormones 一种白色结晶物质,化学式为c27h45oh ,在动物组织和各类食物中都能发现,通常由肝脏合成,是细胞质膜重要组成以及类固醇荷尔蒙形成的前身。 |
| 8. | Bright purple stones with little matrixing or blotches are the most valued . gem grade sugilite is beautifully translucent and brings a high price . the rich shades of purple have made it a highly sought after gemstone but it is one of the rarest gemstones 舒俱来石由很多种矿物元素组成,包括有钾钠铁锂等但它的基本元素组合,乃是氧化矽,化学式: si12o30氧化矿物。 |
| 9. | V interfaces at the digital local exchange - v5 . 2 interface for the support of access network - part 3 : test suite structure and test purposes tss tp specification for the network layer an side endorsement of the english version en 300 本标准适用于以汉语为交换语言的多语种叙词不达意表的编制与修订,不适用于符号化检索语言如数字公式与化学式词表自动标引抽词系统以及不作规范处理的关键词表。 |
| 10. | However , the die attach layer delaminated after 500 cycles and pcb cracked in the underfilled samples after long time cycling . c - sam is employed to investigate the delamination in the underfilled samples . highly concentrated stress - strain induced by the cte mismatch between the bga component and the pcb board , coarsened grain and two kinds of intermetallic compounds ( nisn / nisns ) which formed during reflow and thermal cycle and their impact on the reliability of solder joints are discussed in this paper 充胶样品粗化尤为严重; ? ni - sn金属间化合物包括两层:其中,靠近ni焊盘的那层比较平整,同时, eds结果分析表明其化学式近似为nisn ,而靠近焊料的那层呈板条状,化学式近似为nisn _ 3 ,文献表明其为亚稳相; ?充胶使得样品最大应力范围降了接近一个数量级并降低了dnp的作用,同时,器件失效模式变为芯片粘接层分层; ? c - sam结果表明本论文采用的充胶样品,芯片粘接层分层起始于500周左右,而经过2700周循环的样品,分层几乎扩展到整个界面。 |