在测试了该集热器阵列的入射角修正系数的基础上给出了全日效率与瞬时效率的关系。
On the basis of the measured incident Angle modified coefficient of the collector panels, the relation between the daily and instantaneous efficiency is given.
只要787在(飞行)距离和燃油效率达到全日空的目标(由于首批飞机超重而存在疑虑)，这笔交易将取得商业上的成功。
As long as the 787 meets its range and fuel-efficiency targets (there are doubts because the first planes are overweight), it should be a commercial success.
只要787在(飞行)距离和燃油效率达到全日空的目标(由于首批飞机超重而存在疑虑)，这笔交易将取得商业上的成功。
As long as the 787 meets its range and fuel-efficiency targets (there are doubts because the first planes are overweight), it should be a commercial success.
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