即用 meaning in English

off-the-shelf
out-of-the-box
plug-and-work

We have found by experience that distance can be measured in another fashion: by triangulation .
我们曾经凭经验发现可以用另一种方式来测量距离：即用三角法。
After processing, the sensitometrically exposed step wedge is read on a densitometer and the data is plotted .
加工完毕后，即用密度计对试验胶上复制的阶梯级谱的密度进行测定，然后用测得的数据作图。
She also learned a kind of alphabet for the blind , in which different finger positions stand for different letters of the alphabet .
她还学了一种盲人用的手语字母，即用手指的不同位置代表字母表上不同的字母。
The sample should be collected in the same manner that is used to obtain a sample for dissolved oxygen i. e. by using a submerged tube or pipe inlet .
用与分析溶解氧同样的取样方法，即用一根浸没水中的管子或插入导管排除空气泡。
No need for installation . simply learning by using
无需安装，无需说明，即学即用

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