拍摄时，使用点测光，测量天空与海面的部位。
When shooting, use spot metering to measure the sky and the sea level.
同时还给出了一些重要测点上的主要测量结果。
Meanwhile, the measured results at several important points are given.
量测以吃锡面为选择点。
量测点以高温锡丝焊接。
当被测参数为较小的差压值时，倾斜度可再稍大一点。
If measured value is much less, gradient can be a little bigger.
基准流量是汽轮机性能测试中最为关键的测点。
The reference flow is the most critical measure point in steam turbine performance testing.
被测物体的温度并没有对开关点的影响。
The temperature of the measured object has no influence on the switch point.
齿廓偏差；有效长度； 起测点；终测点；
Tooth profile deviation; Effective length; Initial point; End point;
齿廓偏差；有效长度； 起测点；终测点；
Tooth profile deviation; Effective length; Initial point; End point;
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