图像的高度和宽度的最大值被设置为 150像素，但是保持高宽比例不变，因此图像没有变形。
The height and width are maxed out at 150 pixels, but the ratio of the height-to-width is preserved so the images are not distorted.
应对控制堆大小的最小值和最大值的堆大小参数进行调整，使堆的利用率保持在50%左右。
Adjust the heap size parameters that control the minimum and maximum heap size so that the Java heap runs around 50% utilized.
主要介绍一种动态参量最大值的检测和保持仪表的设计。
The design of a kind of measure and hold meter with the maximum dynamic parameter is introduced.
领先桥臂中点电压变换期间，变压器初级电流基本保持最大值，使得领先桥臂容易实现软开关；
In the midpoint voltage of leading leg transition, its soft switching is easily realized because of the primary current of transformer keeping the maximum.
仪表不但可以测量和保持动态参量的最大值，而且还可以观察动态参量的动态变化。
The meter can measure the maximum dynamic parameter and observe the change of the dynamic parameter.
另外，华北地区在1960—1964年垂直积分的水汽输送通量存在最大值，1965年以后水汽输送通量值开始变小，1977年后水汽输送通量值较小且保持稳定。
In addition, there was maximum for the vertical integral of vapor fluxes from 1960 to 1964, which began to decrease from 1965. The vapor flux was less and stable since 1977.
另外，华北地区在1960—1964年垂直积分的水汽输送通量存在最大值，1965年以后水汽输送通量值开始变小，1977年后水汽输送通量值较小且保持稳定。
In addition, there was maximum for the vertical integral of vapor fluxes from 1960 to 1964, which began to decrease from 1965. The vapor flux was less and stable since 1977.
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