减少了的

In 2009 our exports dropped by 16%, but our import only decant by 11%. And China's trade supply decant by

在这个期间，我们的2009年外贸出口降低了16%，但是进口只降低了11%，顺差减少了1020亿美元。

It indicates that when the vehicle density is decreased, the traffic efficiency will be heightened and the air pollution concentration on the elevated road will be decreased.

结果表明，通过降低车密度，不但提高了通行效率，缓解了交通堵塞，而且还减少了高架道路上的空气污染。

Give out the suitab1e sty1e fore1ectricity workers. They are dress for civi1 servant, uniformsfor worker, sportswear for fieldworker, exposure suit.

这样划分避兔了电力工装设计以偏概全或陷于繁杂的两个极端中，有效地简化了电力工装设计，减少了设计工作量。

The sealed eyedrop portable plate can be used conveniently and save time, avoid eyedrops from overflowing and bacteria pollution, thus enhancing the efficiency of the nurse staff.

将滴眼操作用物置于便携盘，取用方便，避免了滴眼液从瓶口外溢，减少了细菌污染机会，同时提高了护理人员的工作效率。

Comparing with plate-pressing double facer,it decreases friction between conveying belt and press board,lessens motor power(main motor 55kw fit for WJ1800-2200-2production line),reduuces belt loss.

与压板式双面机相比，避免了传送带及压板之间的滑动磨擦，降低了主电机功率（配WJ180-2200-2瓦线时，主电机功率只有55kw），减少了传送带磨损。

3Import variety forecast into portfolio model, broaden restriction of hypothetic, optimize the invest proportion of securities.

在证券组合投资模型中引入波动性预测，减少了条件假设的限制，优化了投资比例，提高了投资效果。

In order to expedite the speed of convergence, reserving the best individual do not take part in the inheritance of the next generation, thus increasing the speed of convergence and enhancing the efficiency to cut down the running time.

为了加快收敛速度，本文采取保留上一代最优个体不参与下一代遗传操作的自适应遗传算法，加快了收敛速度，提高了效率，减少了程序运行时间。

Some said that the Earth at that time took place on the geological orogeny, as many grown on the plains to the mountains, marshes will be reduced, the climate has become less a warm and humid.

有的说是地球在那个时候发生了地质上的造山运动，因为平地上长出许多高山来，沼泽便减少了，气候也变得不那么湿润温暖了。

This well prove that relative length of pachytene chromosomes was a stable data and it was more appropriate to act as a parameter to establish pattern on the condition of with same material.

用Image J染色体分析软件来测量家蚕粗线期染色体相对长度和绝对长度与传统的细铜丝测量相比，减少了步骤，降低了主观误差，大大提高了准确性和工作效率。2。

The use of Improved Ritz vector method greatly improve the calculation speed , reduce the computational workload and create favorable conditions to practice in project.

用改进的Ritz向量法，大大提高了计算速度，减少了计算工作量，为工程推广应用创造了有利条件。

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。