防裂防渗
crack control and seepage-proofing
耐水防开裂
waterproofing and anti-cracking
DNA水解裂解
hydrolytic cleavage of plasmid DNA
裂解开纤法
cracking bamboo into fiber
PAFCⅠ型铝塑复合防潮胶膜
PAFC Ⅰ type compound dampproof material with aluminum foil
齿条位置传感器防潮湿密封
rack position sensor damping seal
大体积砼防裂
Crack prevention of mass concrete