查询词典 null

Hock R Temperature index melt modeling in mountain areas Journal of Glaciology , 2003,null

康尔泗%朱守森%黄明敏托木尔峰地区的冰川水文特征乌鲁木齐：新疆人民出版社， 1985，null

Wang Xueqiu National and global scale geochemical mapping for mineral exploration and assessment in China Explore , 2005,null

王学求%迟清华%孙宏伟荒漠戈壁区超低密度地球化学调查与评价--以东天山为例新疆地质， 2001，3

During the measurement of the dynamic laser goniometer, it's very important to have a collimation device named null-indicator to establish an accurate zero point, the high speed response and the accuracy of NI are very important.

在激光陀螺测角仪的测量过程中，为了建立一个可靠精确的零点，提出一种特殊的瞄准指示装置--指零仪光路部分的设计方案。

When the full handshaking null modem cable is used, there is no request anymore .

当使用带全握手信号的无猫电缆，就不再有"请求"了。

The null modem cable with full handshaking does not permit the older way of flow control to take place.

带全握手信号的电缆不允许使用老的流量控制方式。

The simple null modem cable without handshaking has the disadvantage that it does not permit proper written software to communicate with it.

无握手的简单无猫电缆的不利之处是它不允许设计良好的软件用它来通讯。

The paper summarizes the recent progress in microsatellites isolation and their applications in population study, parentage analysis, and detection of changes in genetic variation of farmed stocks, and reviews the problems of microsatellite markers including null alleles and size homoplasy.

本文对皱纹盘鲍的微卫星标记的开发以及在种群遗传多样性评价、家系分析、人工苗种遗传变异监测研究方面的最新进展进行了综述，并阐述了微卫星标记在无效等位基因、大小承异同形性等方面存在的问题。

Mouse models of this genetic defect have been unsatisfactory because homozygote null animals die early in development and heterozygotes do not exhibit a cardiac phenotype.

这种遗传缺陷的小鼠模型并不能令人满意，因为纯合子缺陷动物在发育早期就会死亡，而杂合子又不能显示心脏表型。

In the fin219-null mutant background, GUS staining can be detected in the hydathode of cotyledons, and the guard cells around hydathodes. GUS staining are also found in the base of trichomes, hypocotyls and roots. In contrast, in the phyA mutant background, GUS-FIN219 was not expressed in the hypocotyls.

结果发现转殖在fin219-null突变株背景下，FIN219会特别表现在植株叶缘出水孔与附近的保卫细胞及毛茸基部、初生叶、下胚轴、根部等处，然而在phyA缺失的时候植株幼苗的FIN219则不会在下胚轴表现。

Spacelike case: Hyperbolic space H2, spacelike plan.? Timelike case: Null scroll- Timelike umbilical surface: de Sitter 2-space S2, timelike plan.

在此基础上，我们给出了伪全脐曲面的一种分类：·类空的情况：双曲空间H~2，类空平面。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。