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| 21. | All interior fastening devices shall be concealed and corrosion resistant. There shall be no exposed screws. |
| 所有的内部连接装置都需隐藏布置和抗腐蚀。没有外露的螺钉。 |
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| 22. | Sash guides shall be constructed from corrosion resistant polyvinyl chloride or equivalent material. |
| 移门导向装置由抗腐蚀的聚氯乙稀或相近材质构成。 |
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| 23. | 4 Sash guides shall be constructed from corrosion resistant polyvinyl chloride or equivalent material. |
| 移门导向装置由抗腐蚀的聚氯乙稀或相近材质构成。 |
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| 24. | shrubs of western hemisphere often having honey-scented flowers followed by silky thistlelike heads of tiny fruits; often used for erosion control. |
| 西半球一个灌木属，花朵有蜂蜜气味，光滑蓟状顶部，果实微小；常用来抗腐蚀。 |
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| 25. | A mountain or rocky mass that has resisted erosion and stands isolated in an essentially level area. |
| 残丘在基本水平地区单独存在的能抗腐蚀的山地或岩石 |
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| 26. | 1 All interior fastening devices shall be concealed and corrosion resistant. There shall be no exposed screws. |
| 所有的内部连接装置都需隐藏布置和抗腐蚀。没有外露的螺钉。 |
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| 27. | "Heartwood is mechanically strong, resistant to decay, and less easily penetrated by wood-preservative chemicals than other types of wood." |
| 质地坚硬,能抗腐蚀,比起其它的木材型式而言,木材防腐剂亦难渗透。 |
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| 28. | Due to the formation of low melting calcium-aluminates the corrosion resistance and hot erosion strength are reduced. |
| 由于低熔点的铝酸钙的形成，火砖的抗腐蚀能力和抗热蚀强度降低了。 |
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| 29. | Fusu any corrosion resistant materials to meet the full sets of equipment and accessories supply. |
| 可满足任何抗腐蚀氟塑材料的全部设备及配件的成套供应。 |
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| 30. | Yokesleeves– furnished in ductile Ni-resist or aluminum-bronze to reduce operating torque. |
| (1) 轭架套管-采用含镍抗腐蚀球墨铸铁或铝青铜材料制作以减少操作扭矩。 |
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