题目内容

船舶柴油机采用VIT机构的目的是________。

A. 限制爆压PZ
B. 限制热负荷
C. 限制喷油提前角
D. 提高经济性

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找出下列式子中的正确匹配关系.

Generally speaking, there are three essential standards by which Chinese cooking is judged, namely, _____, aroma, and_, with_____being the most important.

_ and _ play an important role in cooking.

Taste, to some extent, depends on the _________.