刮土刀尺寸大小 使用方法: 1、田间选择挖掘土壤剖面的位置,然后挖掘土壤剖面,按剖面层次,分层采样,每层重复3次。如只测定耕作层土壤容重,则不必挖土壤剖面。 2、环刀托放在已知重量的环刀上,将环刀刃口向下垂直压入土中,直至环刀筒中充满样品为止。环刀压入时要平稳,用力一致。 3、削土刀托放在已知重量的环刀上,将环刀刃口向下垂直压入土中,直至环刀筒中充满样品为止。环刀压入时要平稳,用力一致。 4、削土刀切开环刀周围的土壤,取出已装满土的环刀,细心削去环刀两端多余的土,并擦净环刀外面的土。环刀两端立即加盖,以免水分蒸发。随即称重(精确到0.01g)并记录。
我公司把顾客放在首位,建立起了产品售前、售中、售后服务规范,全方位、全过程满足顾客要求,使我们的产品和服务深得顾客的信赖,与顾客建立起了长期合作和互利关系。 Our company puts the customer first, has established the product pre-sale, the sale, the after-sale service standard, the omni-directional, the entire process satisfies the customer request, causes our product and the service deep customer's trust, established A long-term cooperation and mutually beneficial relationship with customers. 公司秉承“视售后服务为产品质量的延伸,视产品质量为企业生命”的宗旨,在网络化的售后服务管理体系的保障下,为用户提供*优质的产品和服务。我公司一如既往在“和谐、诚信、专业、增值”价值观引领下成为公路仪器和建筑仪器一流的供应商。 The company adheres to the Tenet of "Regard after-sales service as the extension of product quality, regard product quality as the life of the enterprise" , and under the protection of the network The Adjuster management system, provide the best quality products and services for users. As always, our company has become the first-class supplier of highway instrument and Construction Instrument under the guidance of "harmony, integrity, professionalism and value-added" values. 刮土刀尺寸大小 原创作者:河北献县鹏翼建筑仪器厂 |