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- Harden up a little, we need more speed. 把帆索拉紧一点，我们需要加快速度。
- Hot steel is quenched to harden it. 烧热的钢淬火使它坚硬。
- The varnish takes a few minutes to harden. 清漆几分钟就能变硬。
- hardening kiln 硬化窑
- Don't harden your heart against him. 别对他硬心肠。
- So we find that hardening operation is made up of heating and quenching. 因此我们发现淬火工序包括加热和淬硬两个步骤。
- Please harden in the main ropes, the sail's not tight enough! 请把主要的绳索拉紧些，帆扯得不够紧！
- Anneal means make harden steel soft and remove brittleness. 退火就是使淬火钢变软并消除其脆性。
- They are charring wood in a kiln. 他们正在窑内将木头烧成木炭。
- Able to set and harden under water, as Portland cement. 在水中变硬的能在水下定型并变硬的，如波特兰水泥
- I thought porcelain kiln must be very big. 我还以为烧瓷的窑炉都很大呢。
- That morning we fired our first kiln of charcoal . 那天上午，我们烧了我们的第一窑木炭。
- He often went to the gym to harden his muscles. 他过去常到健身房锻炼肌肉。
- The bricks are left in the kiln to bake. 砖坯放在窑里烧。
- They harden clay by putting it in a fire. 他们把粘土坯放在炉火里使其变硬。
- What is the non-official kiln then. 那么民窑呢?
- At one time in a dragon kiln this size? 一次可以烧制出多少件瓷器呢?
- They let the liquid harden on a glass surface. 并让液体在玻璃表面硬化，
- A new structure gas tight machine for kiln end. 一种结构新颖的窑尾密封装置。
- Remove ashes from(a fire,kiln,etc. 将灰从(炉、等)里耙出来.
