可空的

For automatching securities, a QUANTITY greater than zero must be input and SHORTSELL indicator can be changed to Y, M, A, F or N.

对自动对盘股份而言，必须输入一个大过零的数量及沽空指标在需要时，可被设定为Y、M、A、F或 N。

The results show that study on the synergism of mining and goaf treatment in cataclastic ore section can be regarded as a reference for safety and high efficiency mining of similar deposit.

研究结果表明：碎裂矿段开采与空区处理协同研究可为类似矿床的安全高效开采提供参考。

It is found that conversion of furfuryl alcohol was higher than 99%,and THFA yield and selectivity achieved or were close to 97%by using catalyst Ⅱ with a small quantity of promoters.

对于含少量助剂的镍催化剂Ⅱ，在393 K、4.0 MPa和空速0.25 h\+\{-1\}时，糠醇转化率可达99%以上，四氢糠醇收率和选择性都达到或接近97%。

Results After onset of reperfusion, the adhesion of platelet to endothelia was observed at veins of pial vessel. they distributed as tiny spots, 30～60 minutes after reperfusion, we observed the vacuole formation in endothelial cells of artery and thrombosis could be seen at the injurious area.

结果 再灌注后即刻，软脑膜细静脉内有白细胞和血小板粘附，呈星点状分布；再灌注(30～60)min，可观察到小动脉和细动脉内皮形成的空泡和血栓形成。

The results show that the ponderomotive force of high-power microwave would affect the dispersion,make the distribution of microwave different from Bessel distribution,and drive the plasma to the region where the microwave field is lower.

结果表明高功率微波的有质动力将影响微波色散特性，使微波场强分布偏离Bessel分布，并对等离子体有排开作用，当场强足够大时可将波导中心处等离子体排空形成低密度通道。

β-Cyclodextrin with the 6-hydroxyls protected by dimethyl-tert- butylsilyl was selectively oxidized by lead tetraacetate. After the silyl groups were removed off by boron fluoride-etherate, mono-2,3- dialdehydro-β-cyclodextrin as a cuniform molecule could be constructed.

用四醋酸铅将七元（6-O-二甲基叔丁基硅基）-β-环糊精选择氧化、并用三氟化硼乙醚脱硅基保护基后，再经分离、纯化，可获得具有&楔筒状&空腔的单-2， 3-二醛基-β-环糊精。

Aerating was conducted to control membrane fouling. When aerating time was 2min, flux could be resumed to 72%.

空曝气即可有效的控制膜污染，当空曝时间为2min时，膜通量可恢复到72％。

It doesn't take a big hole to empty a bucket. One small leak deflates the entire tire.

一个小小的针孔可使整个轮胎泄气，一个不很大的洞就使一个水桶变空。

He had inherited a large fortune for his father's death but devoured it in a few years.

父亲去世时他得到一大笔财产，可仅仅几年的时间就将这笔钱胡乱挥霍一空。

This resonator consists of only three operational amplifiers,and provides a pules train of the switching signal to control static switch on or off with adjustable frequency f and conduction duty k.

这种谐振器仅由三个运算放大器组成，能产生开关信号脉冲列来控制静态开关的导通和关断，其频率f和导通占空比k可调。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。