preheat信息详情
vt.预先加热
imprecation means───恳求的意思
semiprecious stone───半宝石，次等宝石
precipitately define───仓促地定义
precise rs3───精密rs3
failing to prepare is───准备不足是
preparatory subject it───预备科目
prepare sth for sb───为某人准备某物
prefixed fate───预先注定的命运
revoking previously───先前撤销
presupposed meaning───预设意义
Preheat the oven to 350 degrees.───预热烤箱至350摄氏度。
Preheat the oven to 450f.───烤箱预热到450摄氏度。
Preheat your oven to 400 degrees.───烤箱预热华氏400度（约摄氏204度）。
Energy can be recovered and returned as process make-up air, used to preheat combustion air, or used for plant or office heating.───可以在空气补偿的过程中对能量进行恢复和退回，用于对燃烧空气的再加热或工厂、办公室的加热。
This phenomena can be reduced or eliminated by reducing the amount of preheat added to the board and a higher pot temperature.───这种现象可以通过降低加给线路板的预热量并提高焊料槽的温度予以消除。
Please give the standards of the preheat before welding and those of the heat-treatment after welding.───请您提供焊前预热和焊后预热处理的规范。
Place the tile on the bottom rack in the oven, and preheat your oven while you make your dough and assemble the toppings.───准备好所需配料，并在做生面团之前把烤炉加热。
Cooling is controlled by a balance between preheat and heat input for a particular plate thickness and joint configuration.───因此，在特定的板材厚度和接头形状的情况下，冷却率要在预热和热能输入间得到平衡。
Another technique is to directly preheat fresh air drawn into a building.───另一种方法是直接预热建筑中的新鲜空气。
Preheat the oven to 400 degrees.