They grow best in hot summer heat, so I need to plant them early in spring.
它们在炎热的夏天长得最好，所以我需要在早春时节种上。
Years of heavy spring and early summer rains, mild winters, and frequent Atlantic storms, or to periods of droughts, light northeasterly winds, and summer heat waves.
多年的春季和初夏大雨，温和的冬季，频繁的大西洋风暴，或干旱时期，轻微的东北风，和夏季热浪。
The results show that the microstructure before and after heat treatment of spring steels has an impact on their corrosion resistance, particularly in the early stages of corrosion.
结果表明：弹簧钢热处理前后的显微组织对其抗腐蚀性能有重要影响，尤其是钢的初期腐蚀行为。
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