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Dialkylamine, which is an e-donor, was introduced at the C(4') or C(7) positions in 3HF resulting in similar ESICT/ESIPT dual emission. Even the net dipole moment, the orientation of which is affected by the CT effect, is expected different. Dialkylamine attached at both C(4') and C(7) positions in 3HF, of which the net dipole moment may be associated with the interplay between two charge-transfer systems, displayed different photo behaviors.

在3-hydroxyflavone的4'及7号位置分别修饰担任电子与体的二烷基胺类，在光谱上会观察到两种不同萤光波长，分别属於ESICT和ESIPT，但若同时修饰二烷基胺类，在不同极性溶剂下，会只有一个 ESIPT 的萤光。

Observing the extragalactic radio sources in both radio and optical wavebands is the important method to construct the relationship between radio and optical reference system. Since the precision of radio positions of radio sources is better than lmas, determination of optical positions of radio sources is the key step.

实现射电与光学参考系连接的一个重要手段是在两个波段观测河外射电源，由于射电源的射电定位精度已达亚毫角秒，因此河外射电源的精确光学定位是关键。

In the process of color matching,the color in cervical,middle and incisal positions of natural teeth should be contrast with the color of shade guides in different 3 positions to increase variety and accuracy.

在临床比色过程中，应分别将比色片的颈、中、切部颜色标号与天然牙相同部位进行对比。以提高选色的多样性与准确性。

Intravertebral clefts were observed in none of 11 cases on sitting and flexion positions, in 4 of 11 (36%) on extension, and 11of 11 (100%) on supine and prone positions.

在直立侧位及过屈侧位X射线平片上，11例患者均未出现椎体真空征，过伸侧位上出现4例（36%），俯卧位及仰卧位均出现椎体真空征（100%）。

A hammer drill, in particular a chipper comprising: a body 2 having at least one support handle 4; an electric motor mounted within the body 2 ;an electric switch 22, capable of being switched on and off by a trigger button 8 connected to it, to activate or deactivate respectively the electric motor, wherein the trigger button 8 is moveable between two positions, a first position where the electric switch 22 is off and a second position where the electric switch 22 is on; a locking arm 38 moveably mounted on the electric switch 22 which, when the trigger button 8 is located in its second position, is moveable between two positions, a first position where it is disengaged from the trigger button 8 and a second position where it engages with the trigger button 8 and holds the trigger button 8 in its second position.

锤钻特别是錾，包括：本体(2)，该本体(2)具有至少一个支撑手柄(4)；安装在本体(2)内的电动马达；电开关(22)，该电开关(22)能够由连接到电开关(22)上的触发按钮(8)接通和断开，从而分别使电动马达启动或停用，其中该触发按钮(8)能够在两个位置即第一位置和第二位置之间移动，在该第一位置处电开关(22)断开，在该第二位置处电开关(22)接通；可移动地安装在电开关(22)上的锁紧臂(38)，当触发按钮(8)位于它的第二位置中时，该锁紧臂(38)能够在两个位置即第一位置和第二位置之间移动，在该第一位置处锁紧臂(38)与触发按钮(8)脱离，在该第二位置处锁紧臂(38)与触发按钮(8)接合并将触发按钮(8)保持在触发按钮(8)的第二位置中。

Approximately 80% of the triacylglycerols in coconut oil are trisaturated, with lauric acid concentrated at the sn - 2 positions, octanoic acids at the sn - 3, and myristic and palmitic at the sn - 1 positions.

在椰子油中约80%三酰基甘油是三饱和的，月桂酸集中分布在sn-2位，辛酸位于sn-3位，肉豆蔻酸和棕榈酸位于sn-l位。

On pod level, seed aborted in turn with seed-set being much higher in even-numbered ovule positions, which correspond to the upper valve of the pod if the fruit is viewed from the peduncular end, than in odd-numbered positions in alfalfa pod.

在荚果水平上，苜蓿荚果内种子在形成过程中表现出明显交替败育的趋势，其中从果实基部算起偶数位置的胚珠形成种子的机会更大。

The number and location of protein bands were different among these species. It was also obvious that the positions of the main protein bands in Blattella germarica were different from those in two Periplaneta species, and the positions of the main protein bands in female insect were different from those in male insect.

通过比较发现3种蜚蠊的蛋白质区带数目和位置有差别；德国小蠊主要蛋白质区带的位置与两种大蠊相差明显；♀♂之间也有差别。

The faults moved during the early and middle period of Holocene epoch. The planimetric positions of these faults were consistent with the fault positions in the map of Tertiary geologic structure, which indicate that some fault motions were from the Pleistocene to Holocene epoch.

这些断层的平面位置与基底或第三纪地质构造图中的断层位置一致，表明有些断层活动贯穿了更新世并延续到全新世，这些勘探成果对渤海西部断层活动性的鉴定具有重要意义。

Determining margin, paying and charging interest, rolling over of open positions , liquidating under-margin positions , and supervising rehypothecation of any funds in Customer's Account.

决定保证金数量、支付和收取利息、延展未结头寸、强制平仓、及监督客户帐户中资金的再抵押。

What are your goals and strategies for growth?

你的成长目标和策略是什么？

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3：1 你要写信给撒狄教会的使者，说，那有神的七灵和七星的，说，我知道你的行为，按名你是活的，其实是死的。