1. OBJECTIVE To directly determine the contents of tryptophane and tyrosine in 18-amino ac id
injection without separation.
目的:研究不经分离直接测定18-氨基酸注射液中色氨酸和酪氨酸的含量。
2. The cause was
injection of fluids into deep wells for waste disposal and secondary recovery of oil, and the use of reservoirs for water supplies.
人为引发地震的方式主要是因垃圾掩埋和二次采油而将液体注入深井,以及为了水供给的水库使用。
3. We want to buy Plastic Toys, Injection Moulding, Plastic Products, Bottle, Plastic Products, Mould, Injection Mould, Plastic Blow Moulding Machine.
我们要采购塑料玩具,注入模具,塑料产品,瓶子,塑料产品,模具,注入模具,塑料吹模具机器。