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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。
- Clouds cause the diffusion of light from the sun. 云使阳光漫射。
- diffusion hardening 扩散硬化处理,金属表面渗碳, 氮硬化处理
- 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。
- 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
- Insulation used to prevent heat diffusion, as from a steam pipe. 绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
- Traditional systems have used oil diffusion pumps. 常规的系统使用油扩散泵。
- He often went to the gym to harden his muscles. 他过去常到健身房锻炼肌肉。
- The diffusion process seems to be accelerating. 传播过程看来正在加速。
- They harden clay by putting it in a fire. 他们把粘土坯放在炉火里使其变硬。
- They let the liquid harden on a glass surface. 并让液体在玻璃表面硬化，
- They discourage further diffusion. 它们阻碍进一步扩散。
- The bylaws forbid play ball in the public harden. 地方法规规定任何人不得在公园打球或踢球。
- Beijing Lonol Cultural Diffusion Co., Ltd. 北京龙讯文化传播有限责任公司。
- They harden clay by putting it in a fire . 他们把粘土坯放在炉火里使其变硬。
