Ⅲ、 机械门控（mechanically-gated ion channel） 通道 2013-8-2283） 渗透作用： H2O进出细胞的方式（单纯扩散）P低渗→ P高渗2、 原发性主动转运（primary active transport）指...
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目前销售产品涉及不锈钢龙头，门控五金配件，阀门及配件，机械铸件。
Nowadays, our products involve in stainless steel faucets, gating hardware fittings , valves and fittings, machine casting and so on.
目前销售产品涉及不锈钢龙头，门控五金配件，阀门及配件，机械铸件。
Nowadays, our products involve in stainless steel faucets, gating hardware fittings, valves and fittings, machine casting and so on.
采用机械阀门控制蒸汽量，寿命长，手柄更舒适，长寿命按钮电源开关。
It adopts the mechanical valve to control the quantity fo steam with the ong life, the more comfortable handle, the long-wait button.
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